A ball is dropped from a treetop 64 feet above the ground. How long does it take to hit the ground? (s = 16t 2)

Find the area of a parallelogram with base 15 yards and height 21 2/3

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

∆red ≅ ∆ by rule will give brainiest if possible