Question

the first figure is dilated to form the second figure. which statement is true? the scale factor is 0.8. the scale factor is 1.25. the scale factor is 2.0. the scale factor is 18.0.

Explanation:

Step1: Define scale factor formula

Scale factor = $\frac{\text{Image side length}}{\text{Pre-image side length}}$

Step2: Substitute given values

Scale factor = $\frac{10}{8}$

Step3: Calculate the value

$\frac{10}{8}=1.25$

Answer:

The scale factor is 1.25