Question

Find the value of x for which angles (2x-5)° and (x-10)° are the complementary angle.

Answer 1

Answer:

(2x-5)°+(x-10)°=90°

2x°+x°-5°-10°=90°

3x°- 15°=90°

3x°=90°+15

x°=105°/3°

x°= 35°