Question

6. Two complementary angles difier by 20 find the angle ​

Answer 1

angle: X + angle: Y = 90°

so, X + Y = 90°

and Y can be written as X + 20.

so, equation → X + (X + 20) = 90°

→ X + X + 20 = 90°

→ 2X = 90 - 20

→ 2X = 70

→ X = 35°

angle: X = 35°

angle: Y = 35° + 20

= 55°