Q18 of 113 Page 128

The difference of two complementary angles is 30°. Then, the angles are

Let one angle be x and the other angle be (x + 30°)


Sum of complementary angles is 90°


x + (x + 30°) = 90°


⇒ 2x = 60°


⇒ x = 30°


x + 30° = 60°

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