Scale Drawings/Scale Factor Review

The scale of a map says that 6 cm represents 15 km.What is the actual number of kilometers that is represented by 4 cm on the map?

• 6 km

• 13 km

• 12 km

• 10 km

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

This scale drawing shows a parking lot. What is the length of the longer side of the actual lot?

• 63 m

• 235 m

• 315 m

• 630 m

A to-scale figure of the space station is 4 inches long. If you know the scale for the space station is 1 inch to 5 yards, how long is the actual space station?

• 20 inches

• 20 yards

• 15 inches

• 25 yards

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Howard has a scale model of the Statue of Liberty. The model is 15 inches tall. The scale of the model to the actual statue is 1 inch : 6.2 meters. Which equation can Howard use to determine x, the height in meters, of the Statue of Liberty?

• $15x\ =\ 6.2$

• $6.2x\ =\ 15$

• $\frac{1}{6.2}\ =\ \frac{x}{15}$

• $\frac{1}{6.2}\ =\ \frac{15}{x}$

Tags

CCSS.7.EE.B.4

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A scale drawing of a rectangular parking lot is shown. The width of the parking lot is shorter than the length. The width of the actual parking lot is 48 feet. How many feet of the parking lot are represented by 1 centimeter on the scale drawing?

• 15

• 16

• 3.75

• 153.6

A scale drawing of a rectangular parking lot is shown. The width of the parking lot is shorter than the length. The width of the actual parking lot is 48 feet. Based on the scale drawing, what is the length, in feet, of the actual parking lot?

• 40.96

• 192

• 4

• 195

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the scale factor from ABC to DEF?

• 2

• 3/2

• 2/3

• 1/2

A scale factor greater than one creates ....

• a reduction

• an enlargement

• an exact copy

• none of the above

Tags

CCSS.7.G.A.1