Free Printable Trigonometry

1.

What are the only types of triangles we can use trigonometry with?

a)

Obtuse

b)

Acute

c)

Right

d)

Any type of triangle

2.

Which is the trig function that relates the adjacent side and the hypotenuse?

a)

cosine

b)

sine

c)

tangent

d)

all of the above

3.

Which is the trig function that relates the opposite side and the hypotenuse?

a)

tangent

b)

sine

c)

cosine

d)

all of the above

4.

Which is the trig function relates the opposite side and the adjacent side?

a)

sine

b)

cosine

c)

tangent

d)

all of the above

5.

What is the side of the right triangle that is opposite to the right angle called?

a)

Short side

b)

Adjacent side

c)

Opposite side

d)

Hypotenuse

6.

Which ratio represents sin(A)?

a)

32/40

b)

32/24

c)

24/40

d)

24/32

7.

Which ratio represents cos(C)?

a)

16/34

b)

16/30

c)

30/34

d)

34/16

8.

Which ratio represents tan(X)?

a)

32/40

b)

40/24

c)

32/24

d)

24/32

9.

What do the angles in a triangle sum to?

a)

Every triangle is different

b)

360 degrees

c)

90 degrees

d)

180 degrees

10.

$\cos\theta=$

a)

$\frac{opposite}{hypotenuse}$

b)

$\frac{hypotenuse}{adjacent}$

c)

$\frac{adjacent}{hypotenuse}$

d)

$\frac{opposite}{adjacent}$

11.

$\sin\theta=$

a)

$\frac{opposite}{hypotenuse}$

b)

$\frac{hypotenuse}{opposite}$

c)

$\frac{adjacent}{hypotenuse}$

d)

$\frac{opposite}{adjacent}$

12.

$\tan\theta=$

a)

$\frac{opposite}{hypotenuse}$

b)

$\frac{hypotenuse}{adjacent}$

c)

$\frac{adjacent}{opposite}$

d)

$\frac{opposite}{adjacent}$

13.

What is the length of the hypotenuse?

a)

16

b)

30

c)

34

14.

What is the length of the side opposite ∠X?

a)

16

b)

30

c)

34

15.

What is the cosine of angle P?

a)

p/q

b)

q/r

c)

p/r

d)

r/q

Trigonometry - basics

Total questions: 15

Worksheet time: 19mins

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