Dilations Practice

Front

Dilations have which operation?

Back

Multiplication

Front

Is this an enlargement or a reduction?

Back

Reduction

Front

Is this an enlargement or a reduction?

Back

Reduction

Front

Is this an enlargement or a reduction?

Back

Reduction

Front

Is this an enlargement or a reduction?

Back

Enlargement

Front

Triangle E’F’G’ is a dilation of triangle EFG.

Which rule best represents the dilation shown?

Options: (x, y) --> (2x, 2y), (x, y) --> (0.5x, 0.5y), (x, y) --> (x + 2, y - 2), (x, y) --> (2x, 0.5y)

Back

(x, y) --> (0.5x, 0.5y)

Front

Which rule best represents the dilation applied to quadrilateral WXYZ to create quadrilateral W’X’Y’Z’? Options: (x, y) --> (0.4x, 0.4y), (x, y) --> (x + 3, y + 2), (x, y) --> (2.5x, 2.5y), (x, y) --> (x - 3, y - 2)

Back

(x, y) --> (2.5x, 2.5y)

Front

Which algebraic representation shows the dilation of trapezoid ABCD to trapezoid A’B’C’D’? Options: (x, y) --> (2x, 2y), (x, y) --> (0.5x, 0.5y), (2x, 2y) --> (x, y), (x, y) --> (3x, 2y)

Back

(x, y) --> (2x, 2y)

Front

Rule for dilation of Triangle ABC by a scale factor of one-half with the origin as the center.

Back

(x, y) --> (1/2x, 1/2y)

Front

Algebraic representation of dilation for triangle A’B’C’ from triangle ABC?

Options: (x, y) --> (2x, 2y), (x, y) --> (1/3x, 1/3y), (x, y) --> (3x, 3y), (x, y) --> (x + 3, y - 3)

Back

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