Question

A (7, -4) A'(21, -12): what is the scale factor

Answer 1

Think about it like this. Assuming we are doing this from the origin. We have the point (7,-4) and then we have to know a scale factor to get that point to (21, -12). Now basically what can we multiply by (7, -4) to get (21, -12)?

Answer 2

@Bulldogfan1234 that isn't right and please don't give direct anwers

Answer 3

hint: 21/7 and -12/-4 gets what number?

Answer 4

When you are lookin for the scale factor, your multiplying. So first look at 7 and then 21. Remember you are multiplying

Answer 5

once you find the answer, then thats your scale factor