# Trigonometry (NDA (National Defence Academy) Mathematics): Questions 1 - 6 of 70

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## Question number: 1

» Trigonometry » Trigonometrical Ratios

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MCQ▾

### Question

The angle of elevation of the tip of a flag staff from a point due south of its base is . What is the height of the flagstaff corrects to the nearest meter.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 2

» Trigonometry » Trigonometric Identities Sum and Difference Formulae

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MCQ▾

### Question

What is equal to? Where,

### Choices

Choice (4) Response

a.

b.

1

c.

2

d.

## Question number: 3

» Trigonometry » Angles and Their Measures in Degrees and in Radians

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MCQ▾

### Question

From the top of a building of height meter, the angle of depression of an object on the ground is . What is the distance (in meter) of the object from the foot of the building?

### Choices

Choice (4) Response

a.

0

b.

30

c.

45

d.

15

## Question number: 4

» Trigonometry » Angles and Their Measures in Degrees and in Radians

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Appeared in Year: 2012

MCQ▾

### Question

If are two angle of a triangle, then what is the third angle?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 5

» Trigonometry » Angles and Their Measures in Degrees and in Radians

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MCQ▾

### Question

What is the value of ?

### Choices

Choice (4) Response

a.

b.

22/65

c.

d.

## Question number: 6

» Trigonometry » Angles and Their Measures in Degrees and in Radians

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MCQ▾

### Question

If are two angles of a triangle, then what is the third angle?

### Choices

Choice (4) Response

a.

b.

c.

d.

0

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