Triangle A'B'C is a reflection of triangle ABC across line BC. Prove that ray BC is the angle bisector of angle ABA

With both problems. a.s.a.p directions on photo ^

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4