# Trigonometry Worksheet - DOC

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```					                                       Trigonometry Worksheet
MPM 2D

1. Copy the triangles and label each side as ‘opposite’, ‘adjacent’ or ‘hypotenuse’.
Decide on a trigonometric ratio and find the length of the unknown side.

a)                         b)                 7              c)   4              d)
46°
y            q
x            12

75°                                                                                       28°
y                                30°
20

2. Calculate the length of side x in each triangle.

a)           8                      b)                                c)         62°
55°
12
10
x                                                                             x
45°
x

3. Which trigonometric ratio would you use to find each of the marked angles?
Solve for the marked angle.
16
a)                                  b)        q                       c)

9                                                                                 25
15
y                               23
4                                                                   m

4. Find the length of the unknown side angle and the measure of all angles.

A

10.0cm
6.0cm

B           a             C

5. a) Draw PQR, where Q=90, PQ=10cm and QR=15cm.
b) Find the length of PR and the measures of P and R.

```
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