A triangle has two sides measuring 16 and 21. The included angle is 116°. What is the length of the side opposite the 116° angle?
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Answer:
The answer is B 18.5
Step-by-step explanation:
from SOHCAHTOA
SIN 116° = OPPOSITE / HYPOTENOUS
0.8987 = OPP / 21
OPP = 0.8987 X 21
= 18.875