Week 23 Practice Problems

Quadrilateral ABCD is a scaled copy of quadrilateral EFGH. Select all of the true statements.

• Segment BC is half the length of segment EF.

• Segment CD is half the length of segment GH.

• The measure of angle ADC is equal to the measure of angle EHG.

• The length of segment AB is 3 units.

• The area of ABCD is half the area of EFGH.

Tags

CCSS.7.G.A.1

Rectangle A measures 8 inches by 2 inches. Rectangle B is a scaled copy of Rectangle A. Select all of the measurement pairs that could be the dimensions of Rectangle B.

• 40 inches by 10 inches

• 10 inches by 2.5 inches

• 9 inches by 3 inches

• 7 inches by 1 inch

• 6.4 inches by 1.6 inches

Tags

CCSS.7.G.A.1

A scale drawing of a rectangular parking lot is 6 inches long and 5 inches wide. The actual parking lot is 240 feet long. What is the area of the actual parking lot, in square feet?

• 48,000

• 1,200

• 200

• 30

Tags

CCSS.7.G.A.1

A scale drawing of a rectangular parking lot is 6 inches long and 5 inches wide. The actual parking lot is 240 feet long. What is the width of the actual parking lot?

DO NOT INCLUDE A LABEL.

(a)  

Tags

CCSS.7.G.A.1

The scale of a map says 8 cm represents 5 km.

What distance on the map (in centimeters) represents an actual distance of 8 kilometers?

DO NOT INCLUDE A LABEL.

(a)  

Tags

CCSS.6.RP.A.3B

The scale of a map says 8 cm represents 5 km.

What is the actual number of kilometers that is represented by 5 centimeters on the map?

DO NOT INCLUDE A LABEL.

(a)  

Tags

CCSS.6.RP.A.3B

There are two different maps of California:

The scale on the first map is 1 cm to 20 km. The distance from Fresno to San Francisco is 15 cm.

The scale on the second map is 1 cm to 100 km.

What is the distance from Fresno to San Francisco on the second map?

DO NOT INCLUDE A LABEL.

(a)  

Tags

CCSS.7.RP.A.2C

Here is a polygon. Draw a scaled copy of the polygon with a scale factor of 4.

Andre drew a plan of a courtyard at a scale of 1 to 60. On his drawing, one side fo the courtyard is 2.75 inches.

What is the actual measurement of that side of the courtyard?

DO NOT INCLUDE A LABEL.

(a)  

Tags

CCSS.7.RP.A.2C