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7-1 Part 1: Using Trig to Find Missing Sides

Total questions: 10

Worksheet time: 3hrs 30mins

Name
Class
Date
1.

Which trig ratio would you use for the following?

a)

Sin

b)

Cos

c)

Tan

d)

You would not be able to use trigonometry

2.

Which trig ratio would you use for the following?

a)

Sin

b)

Cos

c)

Tan

d)

You would not be able to use trigonometry

3.

Set up an equation that could be used to solve for the variable.

a)
b)
c)
d)
4.

Set up an equation that could be used to solve for the variable.

a)
b)
c)
d)
5.
What is the correct equation to solve for x ?
a)
tan (58) = x/11
b)
tan (58) = 11/x
c)
cos (58) = x/11
d)
sin (58) = x/11
6.
Solve for x.
a)
24.20
b)
4.92
c)
290.4
d)
29.75
7.
a)

15.1cm

b)

10.2cm

c)

21.6cm

d)

7.1cm

8.
a)

8.3cm

b)

16.7cm

c)

11.8cm

d)

9.7cm

9.
a)

3.8cm

b)

28.8cm

c)

9.9cm

d)

3.6cm

10.
a)

8.2cm

b)

2.7cm

c)

5.7cm

d)

3.9cm