IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 328 - 332 of 931

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Question 328

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Question

MCQ▾

A parallelogram and a trapezoid are equal in area. They also have the same altitudes. If the base of the parallelogram is 14 inches, the sum of the parallel sides of the trapezoid is ________

Choices

Choice (4)Response
a.26 inches
b.28 inches
c.14 inches
d.None of the above

Question 329

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Question

MCQ▾

If the point (2,5) lies on the graph of the equation, find the value of a.

Choices

Choice (4)Response
a.7
b.9
c.8
d.6

Question 330

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Question

MCQ▾

From the adjoining figure . Then the value of x is ________

Adjoining figure PQ and ST is parallel lines

Adjoining Figure PQ and ST is Parallel Lines

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Choices

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

Question 331

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Question

MCQ▾

An exterior angle of a triangle is 139˚ and one of the interior opposite angle is 49˚. Then the other two angles of a triangle are

Given the exteriorangle 139 and interiorangle of a triangle 49

Given the Exteriorangle 139 and Interiorangle of a Triangle 49

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Choices

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

Question 332

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Question

MCQ▾

C1 is a circle of radius 6 cm, C2 is a circle of radius 8 cm. Jyoti wants the two circles to touch tangentially. She knows that there are two possibilities for the distance between their centers. What are these two distances?

Choices

Choice (4)Response
a.3 cm and 4 cm
b.6 cm and 8 cm
c.2 cm and 14 cm
d.2 cm and 8 cm