Scale and Similar Figures

A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint. 

• 7 in

• 9 in

• 12 in

• 14 in

Tags

CCSS.7.G.A.1

Sides in similar figures must be proportional.  

• True

• False 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Calculate the value of the scale factor between the 2 triangles

• 2.5

• 3

• 3.5

• 4

Tags

CCSS.7.G.A.1

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

Tags

CCSS.HSG.SRT.A.2

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

Tags

CCSS.HSG.SRT.A.2

When the scale factor of a dilation is less than one, the dilation is a reduction.

• True

• False

Tags

CCSS.8.G.A.3

Similar figures have the same ______ but different ______. 

• measure; shapes

• sizes; shapes

• value; measures

• shape; sizes

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

A dilation produces a similar figure

• True

• False

Tags

CCSS.8.G.A.3