Stretching and Shrinking Review

The scale drawing of the truck is 13 inches long. What is the actual length of the truck?

• 13 ft
• 20 ft.
• 22.1 ft
• 20.4 ft.

Tags

CCSS.7.G.A.1

To the nearest​ millimeter, a cell phone is 86 mm long and 42 mm wide. What is the ratio of the width to the​ length?

• 21/43
• 43/21
• 86/42
• 4/7

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

The triangles are similar.  What is the measure of side "a"

• 22
• 24
• 14
• 13.5

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The triangles are similar.  What is the length of side "b"?

• 30
• 18
• 35
• 32

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The scale of a map is 1cm equals=70 km. What is the actual distance between two towns that are 3 cm apart on the​ map?

• 210 km
• 240 km
• 35 km
• 300 km

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

A 15​-foot wall measures 3.125 inches on a scale drawing. In the​ drawing, a second wall is 10inches long. Estimate the actual length of the second wall.

• 54 ft
• 2 ft.
• 50 ft
• 4ft.

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

The scale drawing is of a backyard tennis court. The scale is 1 cm equals= 2 m. What is the actual area of the tennis​ court?

• 198 m²
• 49.5 m²
• 99 m²
• 150 m²

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

How many square feet of flooring is needed to cover the entire living roomliving room ​floor?

• 8 ft²
• 72 ft²
• 16 ft²
• 36 ft²

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

The pair of figures to the right are similar. What is the ratio of the perimeters?

• 2/7
• 7/2
• 2/3
• 4/9

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The pair of figures to the right are similar. What is ratio of the​ areas?

• 2/7
• 4/14
• 4/49
• 16/56

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

CCSS.7.RP.A.2

CCSS.7.RP.A.3