Question

An angle is equal to four times its complement. Determine its measure.​

Answer 1

Answer:

Let it's complement be X

Atq, 4x+X=90°

=} 5x=90°

=} X=90°/5= 18°

Step-by-step explanation:

Hope it helps

Answer 2

Let it's complement be x....

ATQ,

$4x + x = {90}^{.}$

$5x = {90}^{.}$

$x = \frac{90}{5}$

$x = 18$