Plz help!!
Will give brainliest

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

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)