Question

The first figure is dilated to form the second figure.

Answer 1

1.25 is your answer.
(10/8=1.5)
I hope this helps!

Answer 2

The scale factor is the number u multiply the first figure to get the measurement of the second figure.

u can find this by dividing .....10/8 = 1.25

so ur scale factor is 1.25 because 8 * 1.25 = 10