if one angle is twice the other and they are complementary, find the angles
Show answer & explanation
Correct answer: A
Explanation
One angle = x, the other = 2x; both are complementary.
The sum of complementary angles = 90°.
x + 2x = 90
3x = 90
x = 30°
The second angle = 2x = 60°
30°, 60°