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NAME:__________________________________________
PERIOD: _________
WS 1 – TRIGONOMETRY
Use the figure at the right for #1 - #9 below.
1) Which side is adjacent to Q? ________
2) Which side is opposite P? _______
3) Which angle is opposite side q? _______
Still using the above figure, give each answer as a fraction in terms of p, q, and r.
4) sin P = _______
5) cos P = ______
6) tan P = _______
7) sin Q = _______
8) cos Q = ______
9) tan Q = _______
Find the sine, cosine and tangent of the acute angle specified. Be sure your answers are in lowest terms.
10) sin B = _______
13) sin D = _______
11) cos B = ________
14) cos D = _______
12) tan B = ________
15) tan D = _______
16) sin H = _______
19) sin J = ________
17) cos H = _______
20) cos J = ________
18) tan H = _______
21) tan J = ________
Use a calculator to find the value rounded to the nearest thousandth.
22) sin 52
23) cos 8
24) tan 72
25) sin 18
26) cos 58
27) tan 34
28) sin 62
29) cos 25
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