Point M is the midpoint of point A and point B. Find the coordinates of point B. A(-12,7)
M(-7, -2)

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Find the missing variable for a parallelogram: a = latex: 32in^2 32 i n 2 h = b = 6.3 in (1in=2.54cm)