Given that there are 5280 feet in a mile and 60 minutes in an hour, convert 60mph to
feet per minute

(Please I need help badly)

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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