The triangle with vertices R(- 2,3), S(2, – 1), and T(4,5) is shown to the right. The lengths of the three sides are computed below. RS = (-2-2)² + (3-(- 1))² = /16+16 = /32 RT = (-2- 4)² + (3 – 5)² V(2- 4² + (-1- 5)² = V36+ 4 = V40 /4+ 36 = V40 ST = %3D Is the triangle equilateral?
The triangle with vertices R(- 2,3), S(2, – 1), and T(4,5) is shown to the right. The lengths of the three sides are computed below. RS = (-2-2)² + (3-(- 1))² = /16+16 = /32 RT = (-2- 4)² + (3 – 5)² V(2- 4² + (-1- 5)² = V36+ 4 = V40 /4+ 36 = V40 ST = %3D Is the triangle equilateral?
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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