Triangle pqr has vertices p(-2,8), q(2,4), and r(4,6). which best describes triangle pqr? a. a right triangle with pq perpendicular to qr b. a right triangle with pq perpendicular to pr c. an isosceles triangle with pq congruent to qr d. an isosceles triangle with pq congruent to pr

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75