IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 194 - 200 of 931

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Question 194

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Question

MCQ▾

The given figure WXYZ is a parallelogram then the values of and are________

Image is parallelogram WXYZ

Image is Parallelogram WXYZ

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Choices

Choice (4)Response
a.35˚, 70˚
b.78˚, 35˚
c.20˚, 40˚
d.50˚, 60˚

Question 195

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Question

MCQ▾

The measurement of a window is , if 6 doors are to be fixed in that window in two rows, measurements of each door should be________

Choices

Choice (4)Response
a.
b.
c.
d.

Question 196

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Question

MCQ▾

Two supplementary angles differ by 72˚. Then the angles are ________

Choices

Choice (4)Response
a.119˚, 61˚
b.110˚, 61˚
c.128˚, 52˚
d.126˚, 54˚

Question 197

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Question

MCQ▾

In the given figure, three equilateral triangles have a common vertex then

Image define the three equilateral triangles

Image Define the Three Equilateral Triangles

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Choices

Choice (4)Response
a.
b.
c.
d.

Question 198

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Question

MCQ▾

In the given figure, AB is a mirror, PQ is the incident ray and QR is the reflected ray. If ∠PQR = 136˚, then ∠PQA is ________

Image defines angles ∠PQR

Image Defines Angles ∠PQR

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Choices

Choice (4)Response
a.24˚
b.21˚
c.26˚
d.22˚

Question 199

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Question

MCQ▾

If , then which of the following expressions holds?

Choices

Choice (4)Response
a.
b.
c.
d.

Question 200

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Question

MCQ▾

If one leg of an isosceles right-angles triangle is increased by 6 cm and the other leg is increased by 4 cm, then change in area of the triangle is 24 sq. cm. find the length of the leg of the original triangle.

Choices

Choice (4)Response
a.
b.
c.
d.