if the distance from the center of dilation to one line is 9, and the distance from the other center of dilation to a parallel line is 2.5, what scale factor should be ised to map the first line onto the second? show your work for full credit.

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

How do you solve a question like this?

Which of the choices shown could be used to prove that aacp=abcp ?