Answered: Find the lengths of the sides of the…

Find the lengths of the sides of the triangle PQR. P(5, −1, −1), Q(7, 0, 1), R(8, −2, −1) |PQ| = |QR|= |RP|= Is it a right triangle? Yes No Is it an isosceles triangle? Yes No

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter5: Similar Triangles

Section5.CR: Review Exercises

Problem 42CR

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Find the lengths of the sides of the triangle PQR. P(5, −1, −1), Q(7, 0, 1), R(8, −2, −1) |PQ| = |QR|= |RP|= Is it a right triangle? Yes No Is it an isosceles triangle? Yes No

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