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A triangle has vertices at A (-5,-4), B (-1,3) and C (6,-2). If ABC~DEF with D (-12,-8) and E (-4,6), what are the coordinates of point F A.(-1,-6) B.(3,9) C.(9,-3) D.(10,-4)
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A triangle has vertices at A (-5,-4), B (-1,3) and C (6,-2). If ABC~DEF with D (-12,-8) and E (-4,6), what are the coordinates of point F

A.(-1,-6)
B.(3,9)
C.(9,-3)
D.(10,-4)

User Beolap
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9.2k points

1 Answer

4 votes
The transformation is scaling by a factor of 2 and a horizontal shift left by 2.
(x, y) ⇒ (2x-2, 2y)
So
C(6, -2) ⇒ F(10, -4)

Selection D is appropriate.
A triangle has vertices at A (-5,-4), B (-1,3) and C (6,-2). If ABC~DEF with D (-12,-8) and-example-1
User Sheldon Rong
by
8.1k points
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