Scale Drawings Scale Factor and Similar Figures

Complete each proportion.
CB / DM  =  AC / ?

• BM

• MA

• BC

• AD

Tags

CCSS.HSG.CO.C.10

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Tags

CCSS.HSG.SRT.A.2

Review the picture. Find the missing side measurement in the picture using a proportion.

• w = 18 m

• w = 6 m

• w = 6 m

• w = 0.16 m

Tags

CCSS.HSG.SRT.A.2

On a map, the distance between Louisville, Kentucky, and Nashville, Tennessee, is 1.75 inches. The scale of the map is 1 in:100 mi. What is the actual distance between the two cities?

• 200 miles

• 175 miles

• 100 miles

• 125 miles

Tags

CCSS.7.G.A.1

The __________ is the ratio of a length of the image to the corresponding length on the original figure.

• reduction

• enlargement

• scale factor

• center of dilation

Tags

CCSS.7.G.A.1

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

• x = 9

• x = 28

• x = 7

• x = 63

Tags

CCSS.HSG.SRT.A.2

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 16 feet 

• 10 feet

• 4 feet

Tags

CCSS.7.G.A.1

A blueprint was using a scale of 3cm=4.5m. Find the actual length if it is 5cm on the drawing.

• 7.5

• 13.5

• 1.5

• 1.7

Tags

CCSS.7.G.A.1

If the actual dimensions of the kitchen are 24 ft. by 24 ft., what is the scale of the drawing?

• 1cm : 9ft

• 1cm : 8ft

• 4cm : 1ft

• 1cm : 4ft

Tags

CCSS.7.G.A.1

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 16 feet 

• 10 feet

• 4 feet

Tags

CCSS.7.G.A.1