Question

Make a right angle by using the three black points as follows.
Drag the vertex of the angle to place the vertex at the correct black point.
Drag the points on the rays to make the rays go through the other two black points.
The arc symbol near the vertex will show the right angle symbol when the angle is correct.

This is a right angle because its measure is

909090 degrees.

Answer 1

Respuesta:

Explicación paso a paso: