Darby bought a house for $445,000. she finance $356,175 of the purchase price with a 25 year fixed rate mortgage with a 7.15% interest-rate. what is the total cost of the principal and interest after 25 years? (show work)

a= $765,468.00
b= $956,364.00
c= $774,442.25
d= $967,577.25

It is B Because you are finding the intrest rate which means find the rate first hen subtract the actual rate to the interest rate

Check the picture below.

notice the tickmarks, is a given, that those sides are congruent.

now, look at the side at the bottom, the BC side, is really shared by both triangles, and therefore, the same length for both.  Meaning we might as well put a tickmark on that one too.

so the triangles are congruent because all sides are equal on each, that is