Use the properties of exponents to write an equivalent expression. 1. 12^6/12^2 2. (10^3)^5 (^ are exponents btw)

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Which expression gives the exact value of x?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.