Question

Shay graphs an octagon in the coordinate plane. She then applies the transformation 4(x, y) to the octagon. Ned applies the transformation (x + 4, y + 4) to Shay’s original octagon. What is the difference in the images?

Answer 1

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Answer 2

The perimeter of Shay’s image is 4 times greater than the perimeter of Ned’s image.

Explanation:

When Stacy does 4(x,y) it's a dilation so it increases by 4 times, while Ned's adds 4 to x and y, Stacy multiplies it.