An egg is dropped from a balcony that is 32 feet from the ground . a timer on the ground indicated that it took 1 second for the egg to hit the ground, after it was released. what was the speed of the egg when it hit the sidewalk?

1. preform the indicated operation. then estimate to see whether the proposed result is reasonable. 811.1 - 8.039 803.071 803.061 803.161 831.061 2. the ordered pair (1, 2) lies in which quadrant? quadrant ii quadrant iv quadrant iii quadrant i 3. sean tries to drink 3 liters of water every day how my millimeters of water does he drink in a day? 0.3 ml 0.003 ml 3,000 ml 30 ml 4. find the least common multiple. (lcm). 10, 36 5 180 20 360

How to do this , and can some one explain

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).