# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 386 - 391 of 929

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## Question number: 386

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MCQ▾

### Question

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 number: 387

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MCQ▾

### Question

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 number: 388

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MCQ▾

### Question

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 number: 389

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MCQ▾

### Question

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 number: 390

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MCQ▾

### Question

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 CAXGiven AB = AC, CH = CB and HK is parallel to BC. If the exterior angle CAX is 140 find the angle KHC

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 391

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MCQ▾

### Question

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 65Given the triangle ABC angle B and C are respectively 45 and 65 and the bisector of BAC meets BC at P find the ascending order of sides

### Choices

Choice (4)Response

a.

b.

c.

d.

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