Triangle X(1,6), Y(5, -2), Z( -5, -1) is mapped onto∆X'Y'Z' by a dilation with center (1, -2) and a scale factor of 3. What are the coordinates of Y'? * A. (15,0) B. (12,-2) C. (13,-2) D. (15,-6)

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

When turned about its axis of rotation, which shape could have created this three-dimensional object?

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer