By calculating the lengths of its sides, show that the triangle with vertices at the points A(1, 2), B(5, 5), and C(4, -2) is isosceles but not equilateral.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.1: Rectangular Coordinate Systems
Problem 33E
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By calculating the lengths of its sides, show that the triangle with vertices at the points A(1, 2), B(5, 5), and C(4, -2) is isosceles but not equilateral.

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