Free Printable Using Trig Ratios

1.

Which of the following is the correct ratio to solve for x?

¿Cuál de las siguientes es la razón correcta para encontrar x?

a)

\sin56\degree=\frac{20}{x}

b)

$\sin56\degree=\frac{x}{20}$

c)

$\cos56\degree\equiv\frac{20}{x}$

d)

$\cos56\degree=\frac{x}{20}$

2.

Which of the following is the correct ratio to solve for x?

¿Cuál de las siguientes es la razón correcta para encontrar x?

a)

$\sin18\degree=\frac{x}{20}$

b)

$\sin18\degree=\frac{20}{x}$

c)

$\cos18\degree=\frac{20}{x}$

d)

$\cos18\degree=\frac{x}{20}$

3.

Which of the following is the correct ratio to solve for x?

¿Cuál de las siguientes es la razón correcta para encontrar x?

a)

$\tan60\degree=\frac{18}{x}$

b)

$\tan60\degree=\frac{x}{18}$

c)

$\sin60\degree=\frac{x}{18}$

d)

$\cos60\degree=\frac{18}{x}$

4.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

74.9

b)

3.6

c)

63.5

d)

54.1

5.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

11.1

b)

9.3

c)

13.0

d)

5.5

6.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

28.7

b)

3.3

c)

53.3

d)

43.5

7.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

25.7

b)

35.4

c)

6.4

d)

5.6

8.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

5.0

b)

32.2

c)

3.8

d)

5.3

9.

Solve for x. Round to the nearest tenth.

Make sure your calculator is in DEGREE mode.

a)

40.7

b)

44.6

c)

48.8

d)

8.9

10.

True or false: If we only know the length of one side of the right triangle and the measure of an angle we can use Trigonometry to find the lengths of the other two sides.

a)

True

b)

False

Using Trig Ratios

Total questions: 10

Worksheet time: 46mins

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