Find the complement of a 35° angle.
A55°
B65°
C145°
D125°
Answer & Solution
Correct answer: A. 55°
1. The complement is the difference between the angle and a right angle.
2. 90° - 35° = 55°.
3. 145° would be the supplement (180° - 35°), not the complement.
_Source: Wikipedia, Angle, Combining angle pairs_
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