Question

An angle is 20 less than its complement, then find the angle

Answer 1

Answer:

let the angle be x and it's complement is y

we know x + y = 90 ...(1)

ATQ

x = y -20

x - y = -20 ....(2)

add (1) and (2)

we get

2x = 70

x = 35°

and y = 55

the angles are 35° and 55°