IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 386 - 391 of 931

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Question 386

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Question

MCQ▾

A triangle and a trapezoid are equal in area. They also have the same altitude. If the base of the triangle is 18 inches, the median of the trapezoid is ________

Choices

Choice (4)Response
a.18 inches
b.Not obtainable from these data
c.36 inches
d.9 inches

Question 387

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Question

MCQ▾

Two cubes each of volume are joining end to end. Find the surface area of the resulting cuboid.

Choices

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

Question 388

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Question

MCQ▾

Two cylinders of same volume have their heights in the ratio 1: 3. Find the ratio of their radii?

Choices

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

Question 389

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Question

MCQ▾

If the point (3,4) lies on the graph of the equation, find the value of a.

Choices

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

Question 390

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Question

MCQ▾

In the figure , and . If the exterior angle CAX is, then the angle KHC is ________

Given AB=AC, CH=CB and HK is parallel to BC.Exterior angle CAX

Given AB = AC, CH = CB and HK is Parallel to BC. Exterior Angle CAX

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Choices

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

Question 391

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Question

MCQ▾

In , and the bisector of meets BC at P. then the ascending order of sides is ________

The triangle ABC angle B and C are respectively 45 and 65

The Triangle ABC Angle B and C Are Respectively 45 and 65

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Choices

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