Simplify 10 + 2 x (7 − 3 + 4) − 15 ÷ 3
a)7 b)17 c)21 d)27

Is every rectangle is a parallelogram? true false

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?