Question

1. scale factor = ____

original
2 in
5 in

Explanation:

Step1: Identify original and scaled lengths

Original side length: \( 2 \) in, Scaled side length: \( 5 \) in.

Step2: Calculate scale factor

Scale factor = \( \frac{\text{Scaled length}}{\text{Original length}} = \frac{5}{2} = 2.5 \)

Answer:

\( 2.5 \) (or \( \frac{5}{2} \))