Dilations & Translations

Front

In a dilation, what mathematical operation is used with the scale factor? Options: addition, subtraction, multiplication, division

Back

multiplication

Front

Translate triangle ABC to triangle A'B'C'. Options: (x+2, y-5), (x+2, y-9), (x-2, y-9), (x-2, y+9)

Back

(x-2, y+9)

Front

Back

Front

Back

Front

Back

Front

Translate point J' 5 units left and 2 units up. Options: (5, 3), (3, -5), (-5, 3), (-3, 5)

Back

(-5, 3)

Front

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

Back

¼

Front

How is trapezoid ABCD translated to trapezoid A'B'C'D'? Options: Translated 5 units down and 5 units to the right, Translated 5 units down and 1 to the right, Translated 8 units down and 5 units to the right, Translated 5 units down and 4 units to the right

Back

Translated 8 units down and 5 units to the right

Front

Translate trapezoid by (x, y − 7) for point T. Options: (-5, 2), (-2, 2), (-2, -5), (-9, 2)

Back

(-2, -5)

Front

How do you write the algebraic notation when the scale factor is 3? Options:

(x, y) --> (1/3x, 1/3y)

,

(x, y) --> (-3x, -3y)

,

(x, y) --> (x + 3, y + 3)

,

(x, y) --> (3x, 3y)

Back

(x, y) --> (3x, 3y)