# 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

### 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

### Choices

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