# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 407 - 413 of 989

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## Question number: 407

Mathematics
Edit

### Question

MCQ▾

The base of an isosceles triangle is 24 cm and its perimeter 64 cm. Then its area is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 408

Edit

### Question

MCQ▾

The lateral surface area of a right circular cylinder with base diameter 28 cm and height 12 cm is

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question number: 409

Mathematics
Edit

### Question

MCQ▾

A set of real numbers does not satisfy the property of

### Choices

Choice (4)Response

a.

Multiplicative identity

b.

Multiplicative inverse

c.

Additive inverse

d.

None of the above

## Question number: 410

Mathematics
Edit

### Question

MCQ▾

The number of independent measurements required to construct a triangle is

### Choices

Choice (4)Response

a.

5

b.

3

c.

2

d.

4

## Question number: 411

Mathematics
Edit

### Question

MCQ▾

If the two sides of a right angled triangle are equal and the square of the hypotenuse is 162 cm then the length of each side is

### Choices

Choice (4)Response

a.

cm

b.

18 cm

c.

3 cm

d.

9 cm

## Question number: 412

Edit

### Question

MCQ▾

The diameter of a copper sphere is 36 cm. It is beaten and drawn into a wire of diameter 0.6 cm. The length of wire is ________.

### Choices

Choice (4)Response

a.

21600 cm

b.

43200 cm

c.

32400 cm

d.

86400 cm

## Question number: 413

Mathematics
Edit

### Question

MCQ▾

The product of and is:

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above