Question

which angle is half of of its comrment?

Answer 1

Let the angle be ' x '

So complement of Angle x = 90 - x

According to questions,

x = 90 - x / 2

=> 2 x = 90 - x

=> 2x + x = 90

=> 3 x = 90

=> x = 30

Hence the unknown angle ' x ' is 30 degrees.