AnswersSTPSB_Geometry 2627 TreigleCongruent and Similar Triangles in the Coordinate PlaneQuestion 5
5
QuizMultiple Choice

Congruent and Similar Triangles in the Coordinate Plane

Question 5 • *STPSB_Geometry 2627 Treigle

The vertices of triangle ABC are A(2,3), B(–1,2), and C(3,1). If ΔDEF ∼ ΔABC and DE = 4AB, what is the length of EF?

Answer
A
√10
B
√17
C
4√10
D
4√17
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