13 !
1. find the length of a diagonal.
12
70
10
40
2.what is the measurement of
12°
70°
10°
40°
3.find the length of the line segment ac.
12
70
40
10
look at the pic below

false

step-by-step explanation:

rulers and compasses arent required in order to bisect an angle because when bisecting angles, you're making a "half circle" and considering in order to bisect an angle it wouldn't be straight, you wouldn't need either of the two