What two numbers have the sum of 12 and the difference of 4

Rewrite the following without an exponent. (5/8)-1

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

What does the relationship between the mean and median reveal about the shape of the data