Four tangents are drawn from E to two concentric circles. A, B, C, D are the points of tangency. Name as many pairs of congruent triangles as possible and tell how you can show each pair is congruent.

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.