Evaluate the expression (-7) to the power of 3

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

How do you find the area of a triangle