Which represents the dilation shown, where the black figure is the preimage? * a.(x, y)->(1/2x,1/2y)
b.(x, y)->(2x,2y)
c.(x, y)->(1/3x,1/3y)
d.(x, y)->(3x,3y)

Which expression gives the area of the triangle shown below

What are “like terms”? why can we only add like terms?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.