Precalculus · Problem 1.1.37

Relations and Functions — Stitz & Zeager

Mathematics — Precalculus · right-triangle-verification

Problem

Show that the points

A

B

and

C

below are the vertices of a right triangle. ((a))

A(-3, 2)

B(-6, 4)

, and

C(1, 8)

((b))

A(-3, 1)

B(4, 0)

and

C(0, -3)