In triangle ABC, angles A and angle B are complementary, where cos A = 0.5.
What is the...
Mathematics, 06.05.2020 00:15, tiwaribianca475
In triangle ABC, angles A and angle B are complementary, where cos A = 0.5.
What is the measure, in degrees, of angle B?
Hint: first find cos^-1 (.5), then find the complement of this angle.
60 degrees
30 degrees
90 degrees
0 degrees
Answers: 2
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