Find the lengths of the sides of the triangle PQR. P(4, −1, 2),    Q(6, 0, 4),    R(7, −2, 2) |PQ|=

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
Section5.3: Proving Triangles Similar
Problem 4E: Classify as true or false: a If the midpoints of two sides of a triangle are joined, the triangle...
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Find the lengths of the sides of the triangle PQR.
P(4, −1, 2),    Q(6, 0, 4),    R(7, −2, 2)
|PQ|=
 
 
 
|QR|=
 
 
 
|RP|=
 
 
 
Is it a right triangle?
YesNo    
Is it an isosceles triangle?
YesNo    
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