What is the simplified form of the square root of 64x16? 8x4 8x8 32x4 32x8

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?