12. AABC is a right triangle. If AB = 3 and AC = 7, find BC. Leave your answer in simplest radical form. A 2 square root 3
B 4 square root 3
C square root 58
D 2 square root 13

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Is the figure congruent? yes or no?