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)

Tags

CCSS.8.G.A.3

Front

Enlargement or reduction? Find the scale factor!

Back

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

Tags

CCSS.8.G.A.3

Front

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

Back

an enlargement

Tags

CCSS.8.G.A.3

Front

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

Back

a reduction

Tags

CCSS.8.G.A.3

Front

Dilation rules use ______________ to change the ___________ of a shape.

Back

multiplication; size

Tags

CCSS.8.G.A.3

Front

Does a dilation always produce a congruent figure?

Back

False

Tags

CCSS.8.G.A.3

Front

A dilation always produces a similar figure. Similar figures have the same ______ but different ______.

Back

shape; sizes

Tags

CCSS.8.G.A.3

Front

Coordinate of the image of point B (-10,-6) under dilation with center at origin, scale factor k = 1/2.

Back

(-5,-3)

Tags

CCSS.8.G.A.3

Front

Coordinate of image of point B (4,9) under dilation with center at origin, scale factor r = 2.

Back

(8,18)

Tags

CCSS.8.G.A.3

Front

A dilation produces a similar figure.

Back

True

Tags

CCSS.8.G.A.3