Question

Triangle TUV is dilated by a scale factor of 1/3 to from triangle T'U'V. Side U'V' measures 3. What is the measure of side UV

Answer 1

9

Explanation:

The pre-image is larger than the image because the scale factor is 1/3. That means that the scale factor going from the image to the pre-image is 3.

3 x 3 = 9