IMO- Mathematics Olympiad Class 7: Questions 666 - 668 of 1012

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Question number: 666

» Triangle and Its Properties

MCQ▾

Question

In a triangle ABC, A=900 and D is the mid – point of AC. The value of BC2BD2 is equal to ________.

Choices

Choice (4) Response

a.

AD2

b.

4AD2

c.

3AD2

d.

2AD2

Question number: 667

» Fractions and Decimals

MCQ▾

Question

The value of 345+2710+4815 is ________.

Choices

Choice (4) Response

a.

2710

b.

6815

c.

33130

d.

32530

Question number: 668

» Triangle and Its Properties

MCQ▾

Question

In the given figure, triangles ABC and DCB are right angled at A and D respectively and AC=DB , then ABCDCB of from

Triangle poly1 Triangle poly1: Polygon A, B, CTriangle poly2 Triangle poly2: Polygon C, D, BSegment c Segment c: Segment [A, B] of Triangle poly1Segment a Segment a: Segment [B, C] of Triangle poly1Segment b Segment b: Segment [C, A] of Triangle poly1Segment b_1 Segment b_1: Segment [C, D] of Triangle poly2Segment c_1 Segment c_1: Segment [D, B] of Triangle poly2Segment d Segment d: Segment [B, C] of Triangle poly2Segment f Segment f: Segment [E, F] Segment g Segment g: Segment [F, G] Segment h Segment h: Segment [H, I] Segment i Segment i: Segment [I, J] Segment j Segment j: Segment [K, L] Segment k Segment k: Segment [M, N] Segment l Segment l: Segment [O, P] Point A A = (2.24, 7.24) Point A A = (2.24, 7.24) Point A A = (2.24, 7.24) Point B B = (1.54, 4.66) Point B B = (1.54, 4.66) Point B B = (1.54, 4.66) Point C C = (8.52, 4.66) Point C C = (8.52, 4.66) Point C C = (8.52, 4.66) Point D D = (7.44, 7.22) Point D D = (7.44, 7.22) Point D D = (7.44, 7.22)

Image of Two Triangles ABC and DCB

Showing an image of two triangles ABC and DCB.

Choices

Choice (4) Response

a.

AAA

b.

SAS

c.

ASS

d.

None of the above

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