Question

construct the 45digri angle

Answer 1

Construct a perpendicular line.

Place compass on intersection point.

Adjust compass width to reach start point.

Draw an arc that intersects perpendicular line.

Place ruler on start point and where arc intersects perpendicular line.

Draw 45 Degree Line.

Answer 2

First.. draw a line segment

.. draw a 90 degree angle

... bisect it (draw its bisector)

....You will get 45 degree angle

$\huge\mathfrak\red{Thanks}$