Question

Verify that points P(-2, 2), Q(2, 2) and R(2, 7) are vertices of a right angled
triangle.
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Answer 1

Answer:

find the distance b/w thses points

and apply it on pytogoreous theorem if it satisfy that then it will be right triangle and not then it is not right triangle.

try it folllowing my insytuctions

and i ami quite sure that you will get answer

hope you try