Question

Triangle ABC is dilated to create triangle DEF on a coordinate grid. You are given that angle A is congruent to angle D. What other information is required to prove that the two triangles are similar?

Angle B is congruent to angle D.
Segments AB and DE are congruent.
Angle B is congruent to angle E.
Segment AC is congruent to segment DF, and segment BC is congruent to segment EF.

Answer 1

D

Answer 2

Thanks.

Answer 3

a triangle with vertices A(0,0),B(0,4),and C(6,0) is dilated to yield with vertices at A'(0,0),B'(0,10),and C'(15,0).the origin is the center of dilation.what is the scale factor of the dilation