138-96) The result of which expression will best estimate the actual product of • (-1)(4) -1) (-1) (--(5)-10 O (-1) |(-1) (1) B1:30 2

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?

What is the domain of the step function f(x)=[2x]-1?