Dilations Flashcard

Front

What are the coordinates of the image of point B (4, 9) where the center of dilation is the origin and the scale factor is 2?

Back

(8, 18)

Tags

CCSS.8.G.A.3

Front

After a shape has been dilated, the angles are:

Back

Congruent

Tags

CCSS.8.G.A.3

Front

What is the term for the amount a shape is dilated by?

Back

Scale factor

Tags

CCSS.8.G.A.3

Front

Choose the correct scale factor that dilates DNPM onto D'N'P'M'.

Back

2

Tags

CCSS.8.G.A.3

Front

What is FALSE about dilations?

Back

Dilations can only occur with whole number scale factors.

Tags

CCSS.8.G.A.3

Front

What is a dilation in geometry?

Back

A transformation that alters the size of a shape but keeps its proportions.

Tags

CCSS.8.G.A.3

Front

If the scale factor is greater than 1, what type of dilation occurs?

Back

Enlargement

Tags

CCSS.8.G.A.3

Front

If the scale factor is between 0 and 1, what type of dilation occurs?

Back

Reduction

Tags

CCSS.8.G.A.3

Front

What remains unchanged during a dilation?

Back

The shape's angles.

Tags

CCSS.8.G.A.3

Front

What is the effect of a scale factor of 1 on a shape?

Back

The shape remains unchanged.

Tags

CCSS.8.G.A.3