Question

Find the angle which is equal to its complement:

Answer 1

Let one of the two equal complementary angles be $x$.
$\therefore$ $x + x = 90\degree$
$\Rightarrow$ $2x = 90\degree$
$\Rightarrow$ $x= \frac{90\degree}{2}= 45\degree$

Thus, $45\degree$ is equal to its complement.

Read more: Supplementary and Complementary Angles