A traffic policeman waves his arm in the air for traffic to go by. He moves his arm in a way that forms a 75 degree angle. How many square cm does his arm sweep if his arm is 60 cm long? Round to the nearest square cm. *

This is what i found “answer: a rigid transformation preserves both the side lengths and the angle measures of a polygon. step-by-step explanation: rigid transformations are the transformations which does not affect the size and the shape of figure .” i hope this you for what your looking for. can you plz mark me brainliest?

Idk what the answer is bc i don't get it

Line ab is y = -7/5x + 56/5i don't understand  where point d comes into this.