Question

(ii) The circumcentre of the triangle with vertices
(a, -9) (b,-2) and (-5, 3) is (8,3). Find a and b.​

Answer 1

Answer:

Cut a parallelogram out of a piece of paper from the parallelogram,cut two confruent right triangles whose hypotenuse is a pair of congruent opposite sides. Form into a rectangle. How to find the perimeter of the parallelogram and the new rectangle