Triangles and Circles (IMO- Mathematics Olympiad Class 9): Questions 9 - 12 of 79

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Question number: 9

» Triangles and Circles

MCQ▾

Question

In ABC , If divides BC in the ratio m:n , then AreaofABD:Area ofADC is ________

Given the triangle ABC, if divides BC in the ratio m:n

Given the Triangle ABC, if Divides BC in the Ratio M: N

Given the triangle ABC, if divides BC in the ratio m: n and find the ratio Area of triangle ABD and ADC

Choices

Choice (4) Response

a.

m: n

b.

m: 3n

c.

3m: n

d.

2m: n

Question number: 10

» Triangles and Circles

MCQ▾

Question

In given figure ABD=70˚,ADB=30˚ . Then BCD is ________

Given the angle ABD is 70 and ADB is 30

Given the Angle ABD Is 70 and ADB Is 30

Given the ABD is 70 and ADB is 30 find the BCD angle

Choices

Choice (4) Response

a.

90°

b.

120°

c.

100°

d.

80°

Question number: 11

» Triangles and Circles

MCQ▾

Question

In ABC the medians AD, BE and CF pass through G. If BG=6 , then BE is ________

In triangle ABC, the medians AD, BE and CF pass through G

In Triangle ABC, the Medians AD, BE and CF Pass Through G

In triangle ABC, the medians AD, BE and CF pass through G then find BE

Choices

Choice (4) Response

a.

3

b.

1

c.

6

d.

9

Question number: 12

» Triangles and Circles

MCQ▾

Question

An exterior angle of a triangle is 135˚ and one of the interior opposite angle is 60˚. Then the other two angles of a triangle are

Given the exterior and interior opposite angle

Given the Exterior and Interior Opposite Angle

Given the exterior angle of a triangle is 135 and one of the interior opposite angle is 60˚ and fined the other two angles

Choices

Choice (4) Response

a.

60°,75°

b.

90°,70°

c.

75°,45°

d.

70°,80°

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