Question

how to construct angle of 52.5° with compass

Answer 1

First make 60° and 90°
Make angle between 0° and 90°

It is 45°

Then,

make Angle between
45° and 60°

It is 52.5°

OR

First make 90° and 120°
Make angle between of 90° and 120°

It is 105°

Then,

Make angle between 0° and 105°

It is 52.5°