# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 215 - 218 of 989

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## Question 215

Mathematics
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### Question

MCQ▾

In the given measure, measure of and are

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 216

Mathematics
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### Question

MCQ▾

Two sides of a triangle are 3 and 6 units. Which of the following length can be the length of the third side?

### Choices

Choice (4)Response

a.

10 cm

b.

9 cm

c.

7 cm

d.

11cm

## Question 217

Mathematics
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### Question

MCQ▾

One side of a regular polygon with vertices on a circle subtends an angle of at the centre of this circle. This polygon is

### Choices

Choice (4)Response

a.

24 sided

b.

20 sided

c.

16 sided

d.

12 sided

## Question 218

Mathematics
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### Question

MCQ▾

In the given figure BO and CO are the bisectors of the exterior angles of B and C. Then is

### Choices

Choice (4)Response

a.

b.

c.

d.