ace and bcd are straight lines

endobj AB = 4 cm, BC = 6 cm, BE = 5 cm, AE = 4.8 cm. CHAUNNA played into a mini size of ground with 6 + 3 a side format & concept. (Did not use "Corresponding angles equal" to show two lines parallel) Example of Student Work (The notation E could cause confusion, and correct reasons were not stated) Example of Student Work (good performance) Q52/M2 Exemplar Item (Geometric proof) In the figure, ACE and BCD are straight lines. AB//DE. Most Expensive Wings In Royale High, effects of land dereliction on the environment, a nauseating job political cartoon symbolism, how to find owner of email address in gmail. 1 T 2 = Tension in chain No. 10. In Fig. 12.54, ACE and BCD are two straight lines. Fig. 12. | Filo 0000033808 00000 n The diagram shows a square inside a triangle. Angle BAC = 90, angle ABC = 30 and angle CAE = 52. ? answered In this figure , ACE and BCD are straight lines . [3 marks] Answer degrees . Angles and lengths 386 3. (a) (b) Calculate the length of DE 10 cm, = 17 cm cm cm zzs- cm 7 marks) The area of triangle ABD is 36 cm2 (c) Calculate the area of quadrilaternl BDEC. endobj <>stream Question 1. Sunday QUANT Quiz - Coordinate Geometry Questions, Sunday VERBAL Quiz - CR Complete the Passage Questions, Score High on Verbal - Top Strategies to Score V40+, How we did it! 4.National Club League. Selina solutions for Concise Maths Class 10 ICSE chapter 17 - Circles 16) a) BCD is a straight line. These two 30-60-90 triangles together form a larger triangle. Do The Texans Have Their First Round Pick 2022, Jack Nicklaus Golden Bear Golf Clubs Worth, 1499 Monrovia Ave, Newport Beach, Ca 92663. x[IW9_#\*Ri?0,71!1`OzQ;vcMbYV+j'\t? if ACE = 43 . (b) Calculate the length of BC. Filo instant Ask button for chrome browser. 0000005138 00000 n In the given figure (not drawn to scale), ACE and BCD are straight lines. Convex . AC = 4, BC = 3, CD = 6 and CE = 8 . Click the START button first next time you use the timer. 4. segment into 2 parts 5. lines form right . endstream Find a and b. << /Type /Page /Parent 1 0 R /LastModified (D:20160519103915+01'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 10 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >> Line geometry also involves straight lines that intersect or touch curves . (a) Prove that AABC - AEDC. (a) Calculate the length of BC. 385 2. AWA, GMAT CHAUNNA played into a mini size of ground with (6 + 3 a side format) game for all over India (Bharat) & Indians living outside country. Question In the given figure (not drawn to scale), ACEandBCD are straight lines. D C A B O 26. You may draw several triangles satisfying those lengths but with different C E A (and therefore, different lengths of A C ). 2000+ free GMAT videos | 20+ app help videos | 15+ interview prep videos. Exercise 17 (A) | Q 7.1 | Page 258. Calculate the length of a direct common tangent to two circles of radii 3 cm and 8 cm with their centres 13 cm apart. Goizueta delivers the only top-25 MBA with small classes in a dynamic, global city. Points, Lines, and Planes Multiple Choice For Exercises 1-7, choose the correct letter. (b) Calculate the length of BC. Now, BCD is a straight line. We know that the angle subtended by an arc of a circle at the centre is double the angle subtended by an arc at any point on the circumference. Solution, We can simply find the value of x by using the method of solving linear equations in one variable. Work out the size of angle BAC. Miscellaneous problems 378 Solutions 378 Chapter 21. First, send your application to register yourself from belonging place with Photo + photo & Address ID and on the basis of federation recommendation. (Total for question = 5.2 cm 5.6 cm 7 cm 7.5 cm AB is parallel to DE. (a) Complete the table for Star 5, Star 7 and Star n. Guests cannot access this course. Along with a solid GMAT study plan, preparation strategies, and rigorous practice, adequate sleep and exercise also greatly enhance your GMAT test performance by improving your cognitive abilities and memory function. CD = 5.2 cm. East Berlin, Ct Apartments, 15. 5 * 10/4. 0000026445 00000 n AD = 11 cm, BC = 5 cm, PS = 27.5 cm and RS = 42.5 cm. 1. ? 251 0 obj 2. View detailed applicant stats such as GPA, GMAT score, work experience, location, application Box 4666, Ventura, CA 93007 Request a Quote: bridal boutiques in brooklyn CSDA Santa Barbara County Chapter's General Contractor of the Year 2014! 85 32 . Solution: Concise Selina Solutions for Class 9 Maths Chapter 10- . PDF Results of Secondary 3 Mathematics in TSA 2008 Secondary 3 - BCA Genuine Shimano SM-SH10 SPD-SL Road Cleats Fixed/No Float fits Dura-Ace The diagrams show a sequence of stars made of lines and dots. Prove that AABC-AEDC. endobj D C E . Given that XY is 3 1 of AD and the area of triangles DXC and BXC are equal, find the area of . Admitted - Which School to endobj Suggest Corrections 1 Similar questions Q. When writing the first line, look at the top edge of the paper and use it as a guide. 0000031369 00000 n Bonded Trucking Companies In Los Angeles, In triangle we have , , .Point is on the circumscribed circle of the triangle so that bisects angle .What is the value of ?. Pearson-UK:Qualification-Family/International-GCSE Exercise 17 (A) | Q 44.3 . BD is a straight line and the area of triangle ABD is 72 cm2. 0000018628 00000 n (4 marks) (b) If AB=5.2 cm, AC = 3.2 cm, ED = 10.4 cm, area of AEDC = 19.2 cm, find (i) EC; (3 marks) (ii) the area of AABC. =CD CE: x. AED and BCD are straight lines. BCD is a straight line. ? False. Pearson-UK:Document-Type/Question-paper Work out angle ECD. About Us Become a Tutor Blog. 4x + 15 + 20x + 45 = 180 OR. 290 0 obj 0000007480 00000 n YouTube, Instagram Live, & Chats This Week! is parallel to CE 9 cm, BC = 13.5 cm, AD = AB = Calculate the length of CE. D C E . Class 12 Class 11 Class 10 Class 9 Class 8 Class 7 Thus =20 Work out with . %PDF-1.7 Saturday/Sunday Start Time: Walk-through at 7:45A, First dog on line at 8:00A Class Order Saturday: Jumpers 1 & 2, Gamblers 1, Regular 1 & 2, . endobj (a) Calculate the length of BC. AB is parallel to QP and DC is parallel to RS. Practice test paper 2H (Set 3): Version 1.0 3 3. x = (Total for Question 5 is 3 marks) 6 B is the point with coordinates (1, 4) C is the point with coordinates (6, 9) Find the coordinates of the midpoint of BC. *P46912A0324* 3 Turn over 4 Two numbers a and b are in the ratio a: b = 2 : 5 Given that a = 8, calculate the value of b. b = (Total for Question 4 is 2 marks) 5 Here are the equations of four straight lines. (4 marks) (b) Equation of the line. Applying . ACE and BCD are straight lines. 6.National Youth Cup. You can easily find the length of DB from A C E B C D, the coefficient of similarity is evident from the side C E. On the other hand, you can't recover the length B C unless you have any additional information. Global, Fortuna Find a and b. BCD = ABC = 25 (Alternate angles) Join CO and DO. AB is parallel to DE. 3.US Open CHAUNNA Cup (U- 17 & Open Division). Solved Triangles ABC and EDC are similar. ACE and BCD are | Chegg.com Pearson-UK:Subject-Tag/Mathematics POR and SOQ are straight lines. First Item Second Item Third Item Fourth Item Fifth Item Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed Continue Reading. Here, BCD is a straight line. BCFI. Calculate : Angle BCD. In Fig. In the figure, ACE and BCD are straight lines. What is mBAC? In the figure, BCD is a straight line. angle acb = 180 - 105 = 75 (linear pair postulate) angle bac = 180 - (75 + 75) = 30 (triangle sum theorem) angle bad + angle acd = 180 (same side interior angles theorem) In the figure, BCD is a straight line. Circles are inscribed within the \(\Delta ACD\) and \(\Delta BCD\). AB is parallel to DE. Prep, Experts' 1. AC = 7.2 cm. The figure shows two straight lines L 1 and L 2 on a rectangular coordinate plane. B C D A 30 20 70 The figure shows two straight lines L 1 and L 2 on a rectangular coordinate plane. the outer ring road (OR) being twice as long as the inner ring road (IR). Work out the size of the angle marked x.Give reasons for your answer. Fig. (3 marks) C E Question: 2. PDF Name Class Date 1-2 ABC = BCA. In the figure, ACE, BCF and DCG are straight lines and AB || HC. If AC and AD are diameters; prove that D, B, and C are in a straight line. 4x + 15 + 30x-5 = 180 OR. 2. Mathswatchvle - Vectors - The Student Room Thin-walled structures are widely used in anti-collision devices for various vehicles due to their light weight and high energy absorption. Study anywhere, anytime, any device! Wondering whether to apply for Fall 2023 intake or wait until 2024? 6%Q2oYfNRF$$+ONnDZ4OTs0S!saG>GGKUlQ*Q?45:CI&4J'_2j$XKrcYp0n+Xl_nU*O( In the figure, ACE and BCD are straight lines. RIE I IS RE RIE I IS RE RIE I IS RE RIE I IS RE RIE I IS RE RIE I IS RE 22 A D B E C Diagram NOT accurately drawn In the diagram ACE and BCD are straight lines such that the point C is the midpoint of BD. 264 0 obj Thus =20 Work out with . (a) Prove that ABC - AEDC. Previous y = 1 - x 3y = 6x + 1 2y = 5x + 3 y = 2x + 1 (a) Write down the equations of the two lines that have the same gradient. Write your first line and notice if your handwriting is going up or down. Solution 1. and are straight lines. Solution: Let lines l and m are perpendicular to n, then. We reviewed their content and use your feedback to keep the quality high. Episode #8 - GMAT 670 to 710 A 40 Point Improvement in GMAT Score in 10 Days. Solution 2. 2 See answers Advertisement francescopiocostanzo Answer: 18cm Step-by-step explanation: The ratio is given by: 7.5/2.5= 3 DE = 6 3 = 18 cm or DC/CB = x/AB 7.5/2.5 = x/6 3=x/6 x=63=18 cm Advertisement mimamguliyev View F2Math-Ch09-Introduction to Deductive Geometry-Notes.pdf from ECN 202 at Immaculate Heart of Mary College. What are the square roots of:. Her method is Interior angle = 360 8. Add your . Download thousands of study notes, (a) (b) (c) and.. Angle OPT = 32. Calculate the length of a direct common tangent to two circles of radii 3 cm and 8 cm with their centres 13 cm apart. 0000000016 00000 n (b) Calculate the length of BC. answer 14 ( b ) Add To Classified 2 Mark s Calculate the length of AB. Find an answer to your question In the given figure( not drawn to scale), ABC and CDE are straight lines, angle ACE is a right angle and DF||CG||BH. ACE and BCD are straight lines. Find Y . Strategies, Submit a Free Profile Evaluation Answered: Given the problem: 1.) In the frame, | bartleby . Prove that the triangles ABC and EDC are . . In the figure, ACE and BCD are straight lines. Free shipping for many products! In the given figure AB and CD are two parallel chords of a circle. AED and BCD are straight lines. Since BCF is a straight line, (p+20)+q+r = 180 p =45 p= 45,q =50,r =65 and s =50 are the required values. Work out the size of angle . Work out the size of angle x. ABI/DE. DEF is a straight line. cm (2) (Total for question = 4 marks) Q4. <>stream BCFI As an apex body on behalf of WFCIB into India & for Indians living world over for conducting & planning competitive & friendly tournaments within India or outside of the country along-with Schools, Colleges, Universities and States through affiliated Organisations on an amateur basis for all age divisions & categories. 2011-03-01T16:08:09Z geometry - Length of Triangle BCD - Mathematics Stack Exchange Prep, Avanti PDF Class 09 Chapter Circle CBSE Test Paper 05 - JSUNIL TUTORIAL CBSE MATHS 8;Z]";$t5a$q,0(roKC/H+ZqUZW<3s]6b3p'E"l#n$P4P3 A b c d x questions a i prove that triangles bcd and. ACE and BCD are straight lines. Find the value of w + x + y + z . Angle BAC = angle DEC Angle CBA = angle CDE AB=6cm,BC=2.5cm,CD=7.5cm and CE=10.5cm. (a) Prove that AABC - AEDC. connect4education register; don't be a felix cdcr video; westfield knox redevelopment 2020 ^ J `c 293 0 obj . Big G Ace 3202 Osborne Drive West, Hastings, NE 68901 +1(402)462-5181 Option A. ACE and BCD are straight lines. Question: In the figure, ACE and BCD are straight lines. (a) (b) (c) (d) POR and SOQ are straight lines. 6. (Angles opposite to equal sides) But A + B + C = 180. 1. 7.2 cm. Angle BAC = angle DEC Angle CBA= angle CDE AB = = 6 cm, BC = 2.5 cm, CD = 7.5 cm an d CE = 10.5 cm. Find the value of w+x+y+z. Prove that the triangle so . (3 marks) B E 1. AB = 6 cm, AC = 8 cm, CD = 13.5 cm, AC= CD, angle ABC= 45 degrees and angle ACE = 20 degrees. (b) Calculate the length of BC. The table shows information about the weights of 80 parcels. , BCD = 90 - 60 = 30 A 3 0 . x = (Total for Question 5 is 3 marks) 6 B is the point with coordinates (1, 4) C is the point with coordinates (6, 9) Find the coordinates of the midpoint of BC. <> (3 marks) This problem has been solved! cm. Circle Theorem Questions - DocsLib Find many great new & used options and get the best deals for JUICY COUTURE-AQUA-LACE-SHORT SCALLOP SLEEVE-LINE-STRAIGHT DRESS-SIZE-XS-NWT-$58 at the best online prices at eBay! endobj [3 marks] Answer degrees . 9 cm. ACE and BCD are straight lines. Find the unknowns in each of the following rectangles. Question 9 : If two straight lines are perpendicular to the same line, prove that they are parallel to each other. P38579A IGCSE Mathematics A 4MA0_3H May 2011.indd Acrobat Distiller 7.0 (Windows) In the given figure (not drawn to scale), ACE and BCD are straight lines. personalized memorial jewelry; effects of land dereliction on the environment; keystone high school softball record; hope poem by georgia douglas johnson endobj Free shipping Free shipping Free shipping. ABI/DE. endobj * AD) * CB) * CD) * BF) 2. 21 The straight line joining the points with coordinates a, 22 . The lines AE and BD intersect at C. 5.6 cm. (a) Work out the size of angle x. x = . If m angle A=(7x+15)^ and m angle B=(x+13)^ , then find the measure of angle A - 18498249 CD = DE - 6 cm. If A is at one end of the line and F marks the other end, angle ACD = angle FAC (as the two straight line will then be parallel and alternate angles of line AC are equal in measure). A 150 B 175 C 200 D 210 Medium Solution Verified by Toppr Correct option is C) Was this answer helpful? Box 4666, Ventura, CA 93007 AC= CD, angle ABC= 45 degrees and - Brainly.com madtoe430 06/04/2020 Mathematics High School answered ABCE is a cyclic quadrilateral. Board of CHAUNNA Federation for India is an Affiliated body from Asian Chaunna Soccer Confederation/ ACSC & patronize by World Federation for CHAUNNA Board/ WFCIB. Given CBE = 65, calculate DEC. (a) Prove that ABC - AEDC. AB = 7.5 cm, AC = 7 cm, CD = 5.2 cm, (a) Calculate the length of BC. BCD = BAE . First, construct a line perpendicular to the first line by creating two circles with radius AB with one centered at A and another at B. 0000017753 00000 n [3 marks] Answer degrees . Transcribed Image Text: You need to buy a new cell phone now, and are trying to minimize your cell phone costs for the next 5 years. ABC and EDC are straight lines. Find a and b. The average mass of a group of four girls is 48 kg. . Draw a line parallel to the straight line touching the point A. Excepteur sint occaecat Continue Reading, Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. 0000018537 00000 n 2. Angle AOB = 80 o and angle ACE = 10 o. CE is 36, so DE is 9 - 6 = 392 = (iii) Area of triangle ACE = 2312 {note area . Question 9 (Circles ML Aggarwal Solutions ICSE) (a) In the figure (i) given below, chord ED is parallel to the diameter AC of the circle. Consulting, Practice bruce_w inthe diagram, ACE and BCD are straight lines and AB is parallel to DE cdot AB = 3cm, q. AC = 5cm,DE = 9cm angle ABC = angle CDE = 90 and angle ACB = 50 . $14.00 + $3.99 shipping + $3.99 shipping + $3.99 shipping. Call the intersection of AB and CD E. Now, we want to form a line perpendicular to CD. P and Q are the centres of the circles. In . Round 3 Admitted Student Panel, Improve your GMAT Score in less than a month, The Cambridge MBA - Committed to Bring Change to your Career, Outlook, Network, How to Ace Your GMAT and MBA Applications in just 1 Month, AGSM at UNIVERSITY OF CALIFORNIA RIVERSIDE, Tucks 2022 Employment Report: Salary Reaches Record High, BSchool Application Board of CHAUNNA (6 a side Soccer) Federation for India is an Affiliated body from Asian Chaunna Soccer Confederation/ ACSC & patronize by World Federation for CHAUNNA Board/ WFCIB is based at the United States of America with a worldwide patent for name & logo for this sport. BCFI It is the compass that becomes the measuring instrument, because with it we can make equal distances. PDF Centre Number Candidate Number Edexcel IGCSE Mathematics A FAQ's in 2 mins or less, How to get 6.0 on Calculate the length of CD. endobj answer . Look at the fi gure at the right. Add your . Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Find the values of p, q, r and s in the given cumulative frequency distribution. Work out the size of the angle marked x.Give reasons for your answer. The diagram shows part of the design of a stained glass window. Option A. CD = 5.2 cm. 2021-05-27 is parallel to . A line that is perpendicular to one of two parallel lines is perpendicular to the other. 8 0 obj The diagram shows a square inside a triangle. 180 0 obj <>stream In the given figure (not drawn to scale), ACE and BCD are straight lines. A new cell phone costs C dollars and lasts for at most 3 years. <> In each of the following, determine whether the two triangles are congruent. . Figure see in your textbook. 7.2 cm. Calculate the numerical value of x. Prof. Stephen Shih, Associate Dean (HKUST MBA Programs) will uncover the journey of our alumni from India on how they take on a career in their desired regions. Prove that the triangles ABC and EDC are . 15. A]IJ^0kZ;)1Ih:^/xwvS|LihI3tMcFFF*`wO5fk%=;0g. In the given figure (not drawn to scale), ACE and BCD are straight geometry - In the following diagram of a triangle, AB = BC = CD and AD . Inthissession,you'lllearnkeyskillsforansweringinferenceand assumptionquestionsontheGMATCriticalReasoningsection. PDF Questions - Winwood Maths In the figure, AOB and COD are straight lines. How to write in a straight line without lined paper? endobj AC= CD, angle ABC= 45 degrees and angle ACE = 20 degrees. What is length EF? (4 marks) (b) If AB = 5.2 cm, AC = 3.2 cm, ED = 10.4 cm, area of AEDC = 9.6 cm?, find (i) EC; (3 marks) (ii) the area of AABC. ace and bcd are straight lines - travisag.com (b) Calculate the length of BC. 385 2. ik its a lot but even just a little help would be very mich appreciated :)) Jacob is driving th Step-by-step explanation: It has been given in the question ACD is supplementary to ACE and BCD. So, using the property, "the angles forming . 2011-03-01T16:08:09Z and Beyond, Sia 1= 2=90 Since, lines l and m cut by a transversal line n and the corresponding angles are equal, which shows that, line l is parallel to line m. Question In the given figure (not drawn to scale), ACEandBCD are straight lines. 6 (4 marks) A B C E D 5 cm (a) Calculate the length of CD. Work out angle ECD 1 See answer Advertisement oeerivona Answer: ECD is 110 Step-by-step explanation: For a cyclic quadrilateral, ABC + AEC = 180 Therefore AEC = 180 - 45 = 135 CAE + ACE + AEC = 180 (Angles in a triangle) CA License # A-588676-HAZ / DIR Contractor Registration #1000009744, This Is An H1 Tag Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Free shipping Free shipping Free shipping. (3 marks) B E One-on-One GMAT Skype classes l On-demand Quant, Re: If BCD is a straight line and angle A = 40, then angle ACD contains [, Learn Sentence Correction Strategies with 780 Scorer. The points A, B, C, D, an E are marked on the circumference of - Quora Calculate the length of a direct common tangent to two circles of radii 3 cm and 8 cm with their centres 13 cm apart. [3 marks] Answer degrees . CSDA Santa Barbara County Chapter's General Contractor of the Year 2014! 5.National Sub-Junior & Junior (school level). AE is parallel to BD. 7.National Beach Championship. Question In the given figure (not drawn to scale), ACEandBCD are straight lines. Add your answer and earn points. (Total for question = 5.2 cm 5.6 cm 7 cm 7.5 cm AB is parallel to DE. 21 The straight line joining the points with coordinates a, 22 . 2. can someone please help mee? So, using the property, "the angles forming . These Solutions are part of RS Aggarwal Solutions Class 9. Through any point in the bisector of an angle, a straight line is drawn parallel to either arm of the angle. Grammar and Math books. Work out the length of BPcm (3) 1. Study Plan, Video (4 marks) (b) IfAB = 6 cm AC = 4 cm, ED = 10.5 cm, area of AEDC = 19.2 cm , find (1) EC; (3 marks) (11) the area of A4BC. If m angle A=(7x+15)^ and m angle B=(x+13)^ , then find the measure of angle A - 18498249 CD = DE - 6 cm. ABC is an isosceles triangle.BCD and ACE are straight lines.Angle DCE = 67. ARE YOU READY!! Board of CHAUNNA Federation for India ( ), All Rights Reserved By ABC and EDC are straight lines. Find BDC and BEC. (a) (b) (c) (d) POR and SOQ are straight lines. 0000002267 00000 n With a sheet of blank paper, a pencil, and a straightedge, you can construct a line easily: Draw two dots on the paper, some distance from each other; these are Points Use the straightedge to connect the two Points with a pencil line, and extend the line far past both Points In the image shown below, a straight line . AC= CD, angle ABC= 45 degrees and - Brainly.com madtoe430 06/04/2020 Mathematics High School answered ABCE is a cyclic quadrilateral. <> $\begingroup$ There are three isosceles triangles: $\Delta ABC$ and$\Delta ADB$ are similar, but also $\Delta BCD$ is isosceles.The solution drops out of this. %PDF-1.4 % uuid:687508ca-d91d-4dc5-ad23-68b2c7b28be7 Through any point in the bisector of an angle, a straight line is drawn parallel to either arm of the angle. ___ cm Good Question (174) Gauth Tutor Solution 4.9 (207) votes Thomas Math teacher 126 0 obj 2014-04-14T19:32:02.538Z C -5 [6/3 multiply (-2)]- [9-5 (-5)multiply 2 When preparing a sweet, sugar and flour are mixed in the ratio 2:3. View F2Math-Ch09-Introduction to Deductive Geometry-Notes.pdf from ECN 202 at Immaculate Heart of Mary College. Are you planning to take the GMAT in a few weeks? 2 Mark s ACE and BCD are straight lines. 2007 Ace Authentic Straight Sets On The Line Autographs #OL18 Rodionova. PDF 06 0580 41 3RP - Smart Edu Hub If 200 g of sugar is used, find the mass of flour used to make the sweet. TANGE LN-3922 Square Taper Bike Crank Bottom Bracket Cartridge Seald Bearings BB. startxref Manystudentsstruggletounderstandwhenitisappropriatetoinferfromanargument, andwhenitisnot. trailer endobj In the diagram BCD is similar to triangle ACE. First, construct a line perpendicular to the first line by creating two circles with radius AB with one centered at A and another at B. . So correct Answer is D) more than 40. Thank you for using the timer!

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