IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 372 - 373 of 1059

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Question number: 372

» Understanding Elementary Shapes

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MCQ▾

Question

In figure, the side BC of is produced to E, where . If CD bisects and , find and respectively.

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through F and G Arc e Arc e: Semicircle through H and I Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [C, D] Segment g Segment g: Segment [C, E] Point A A = (5,5) Point A A = (5,5) Point A A = (5,5) Point B B = (3.26,2) Point B B = (3.26,2) Point B B = (3.26,2) Point C C = (9.18,2.02) Point C C = (9.18,2.02) Point C C = (9.18,2.02) Point D Point D: Point on c Point D Point D: Point on c Point D Point D: Point on c Point E E = (11.84,2.06) Point E E = (11.84,2.06) Point E E = (11.84,2.06) 140? text1 = “140? “ 60? text1_1 = “60? “

Image of a Triangle ABC Having a Bisector CD

Showing an image of a triangle ABC having a bisector CD then find angle BDC and BAC

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 373

» Basic Geometrical Ideas

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MCQ▾

Question

Which of the following statements is false?

Choices

Choice (4) Response

a.

Line is the same as line

b.

Line segment is the same as the line segment

c.

Ray is the same as ray

d.

AB perpendicular to CD is same as CD perpendicular to AB