Triangle XYZ was transformed by DO,3. What is the length of side XY?

1.5
4.5
3
18
the answer is 3

Plz hurry evaluate the expression a+b where a=8 and b=19

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

Pentagon abcde is dilated according to the rule do,3(x,y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)