Question

Triangle ABC with vertices at A(−3, −3), B(3, 3), C(0, 3) is dilated to create triangle A′B′C′ with vertices at A′(−12, −12), B′(12, 12), C′(0, 12). Determine the scale factor used.

9
one ninth
4
one fourth

Answer 1

The scale factor is 4

Explanation:

Answer 2

The scale factor is 4

Explanation:

Point B goes from (3,3) to (12,12). 12/3 is 4.