Question

Prove that the triangle withe vertices P(-4,0),Q(3,5), and R(8,-2) is right triangle

Answer 1

Explanation:

hello :

note : distance between A(X1,Y1) an B (X2,Y2) is :

AB= √((X2 - X1)² + (Y2 - Y1)²)

so in this exercice calculate : PQ ,PR , QR ......use pytagor theorem.cotinu