Dilations and Scale Factor

Front

What is a dilation?

Back

The process of making a polygon larger or smaller without changing its shape.

Tags

CCSS.8.G.A.3

Front

A dilation produces a congruent figure. True or False?

Back

False

Tags

CCSS.8.G.A.3

Front

What is the scale factor if point A (8, 12) is dilated to point A' (2, 3)?

Back

¼

Tags

CCSS.8.G.A.3

Front

When the scale factor of a dilation is less than one, the dilation is a reduction. True or False?

Back

True

Tags

CCSS.8.G.A.3

Front

A scale factor of 1/2 reduces a figure. True or False?

Back

True

Tags

CCSS.8.G.A.3

Front

What is the scale factor of a dilation that enlarges a figure to twice its size?

Back

2

Tags

CCSS.8.G.A.3

Front

What happens to the dimensions of a figure when the scale factor is greater than 1?

Back

The figure is enlarged.

Tags

CCSS.8.G.A.3

Front

If a figure is dilated with a scale factor of 3, what happens to its area?

Back

The area is multiplied by 9 (3^2).

Tags

CCSS.8.G.A.3

Front

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

Back

The figure remains the same size.

Tags

CCSS.8.G.A.3

Front

If a triangle has vertices at (1, 2), (3, 4), and (5, 6), what are the new coordinates after a dilation with a scale factor of 2?

Back

(2, 4), (6, 8), (10, 12).

Tags

CCSS.8.G.A.3