PLEASE ANSWER ASAP
Beverly is trying to prove that △PQR is a right triangle.

The vertices of △PQR are at P(-2,5), Q(-1,1), and R(7,3).

Which TWO slope calculations can she use to correctly show that △PQR is a right triangle?
Select TWO of the answers below.

PLEASE ANSWER ASAP Beverly is trying to prove that PQR is a right triangle The vertices of PQR are at P25 Q11 and R73 Which TWO slope calculations can she use t class=