Question

Angles A and B are complementary. If measurement of angle `A = 3x-8` and measurement of angle `B = 5x+10`, what is `x`?

Answer 1

`x=11^@`

Explanation:

Complimentary angles sum up to `90^@`.

Hence `A+B=90^@`.

`therefore (3x-8)+(5x+10)=90`

`therefore x=(90-10+8)/8=11^@`.