# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 853 - 861 of 989

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## Question 853

Mathematics
Edit

### Question

MCQ▾

The triangle formed by and is

### Choices

Choice (4)Response

a.

An isosceles triangle

b.

A scalene triangle

c.

A right angled triangle

d.

No triangle is formed

## Question 854

Mathematics
Edit

MCQ▾

Divide by .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 855

Edit

### Question

MCQ▾

The lateral surface area of a right circular cylinder with base radius 21 cm and height 9 cm is

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question 856

Mathematics
Edit

### Question

MCQ▾

Which of the following expression is a polynomial?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 857

Mathematics
Edit

### Question

MCQ▾

Express 1.25 as rational number.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 858

Mathematics
Edit

MCQ▾

Divide by .

### Choices

Choice (4)Response

a.

6mnp

b.

6p

c.

-6p

d.

Question does not provide sufficient data or is vague

## Question 859

Mathematics
Edit

### Question

MCQ▾

The triangle formed and is

### Choices

Choice (4)Response

a.

A right angled triangle

b.

A right angled isosceles triangle

c.

No triangle is formed

d.

An isosceles triangle

## Question 860

Mathematics
Edit

### Question

MCQ▾

If then = ________.

### Choices

Choice (4)Response

a.

11

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 861

Mathematics
Edit

### Question

MCQ▾

If , then the value of is:

### Choices

Choice (4)Response

a.

Greater than 2

b.

Greater than 4

c.

Less than 4

d.

Less than 2