Question

the right triangle on the right is a scaled copy of the right triangle on the left. identify the scale factor. express your answer as a whole number or fraction in simplest form.

Explanation:

Step1: Select a side to compare

Choose the vertical sides.

Step2: Calculate scale - factor

Scale factor = $\frac{\text{Length of side in new triangle}}{\text{Length of corresponding side in original triangle}}=\frac{\frac{9}{2}}{3}=\frac{9}{2}\times\frac{1}{3}=\frac{3}{2}$

Answer:

$\frac{3}{2}$