opposite the 108°. The side you’re given, AC, is opposite the unlabeled angle, which measures 180 –
108 – 38 = 34 degrees. Now you can set up the proportion.
The answer is (D).
Now that you’ve reviewed the relevant trigonometry facts and formulas and learned a few essential
Kaplan strategies, it’s time to take another crack at some testlike trig questions. Try the
Trigonometry Follow-Up Test.
THINGS TO REMEMBER:
SOHCAHTOA
Pythagorean Identity
sin^2 x + cos^2 x = 1Cotangent, Secant, and Cosecant