17. A square playground is covered with pebbles, except for two equal sized triangular
portions that have grass. How many square
feet do the pebbles cover?
777
14 ft

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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)