Question

Could you check this for me please?

Answer 1

A line segment with endpoints Q negative three comma two and R negative one comma negative five is dilated with the origin as the center of dilation. The resulting endpoints are Q prime negative nine comma six and R prime negative three comma negative fifteen. What is the scale factor?

one-ninth

one-third

3

9

Answer 2

is it A?

Answer 3

hint:

look at the x coordinates of Q and Q' and try to find a relationship between them

Answer 4

ie solve

-3k = -9

for k

Answer 5

is it 3?

Answer 6

yep