Question

what is the first step in the construction of an angle bisector using only a compass and straightedge?
a. mark a point outside the angle and draw an arc centered at the point, intersecting the vertex of the angle.
b. place the compass needle on the vertex of the angle and draw an arc across both legs of the angle.
c. mark a point in the angles interior and draw an arc centered at the point, intersecting both the legs of the angle.
d. place the compass needle on one of the legs of the angle and draw an arc intersecting the other leg.

Explanation:

Answer:

B. Place the compass needle on the vertex of the angle and draw an arc across both legs of the angle.