Dilations

Front

Triangle ABC will be dilated by a scale factor of 1/2. What will be the coordinates of C'? Options: (-1, -2.5), (12, 6), (3, -1.5), (0, 1.5)

Back

(3, -1.5)

Front

Enlargement or reduction? Find the scale factor!

Back

It's a reduction; the scale factor is 1/2.

Front

If the scale factor is greater than 1, the dilation is...

Back

an enlargement

Front

If the scale factor is less than 1, the dilation is...

Back

a reduction

Front

Enlargement or reduction? Find the scale factor!

Back

It's an enlargement; the scale factor is 2.

Front

Coordinates of A' after dilation of A (-2, 2) by scale factor 2.5?

Back

(-5, 5)

Front

Rectangle ABCD is dilated so that the coordinates of C' are (2, -1). What could be the dilation rule? Options: (-2x, +1y), (1/2 x, 1/2 y), (2x, 2y), (x - 2, y - 1)

Back

(1/2 x, 1/2 y)

Front

The algebraic expression for an enlargement by a scale factor of 3 is... Options: (x, y)→(3x, 3y), (x, y)→(3, 3), (3x, y)→(x, y), (x, y)→(3x)

Back

(x, y)→(3x, 3y)

Front

Triangle ABC will be dilated using the rule (x, y)→(2x, 2y). What will be the coordinates of C'? Options: (12, -3), (12, -6), (3, -1.5), (8, -5)

Back

(12, -6)

Front

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

Back

¼