Scale and Scale Factor

The actual length of a car is 14.5 ft. A model of the car is 7.25 inches long. What is the scale?

• one inch = 24 inches

• one inch = 2 ft

• one inch = 0.5 ft

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Which side length on the scaled copy corresponds to the side length HJ on the original image?

• AB

• BC

• AC

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Two objects that are the same shape but not the same size are _______.

• Congruent
• Vertical
• Similar
• Complementary 

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

What is the scale factor?

• 4

• .25

• 5

• 6

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.

• 165 miles
• 50 miles
• 82.5 miles
• 41.25 miles

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Amanda made a scale drawing of a square garden, which has a side length of 25 feet. She used the scale 2 inches = 5 feet.

What will be the area of the scale drawing?

• 10 in²
• 25 in²
• 100 in²
• 484 in²

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

A tree is 72 feet tall and has a shadow that is 12 feet long.  A nearby tree has a shadow of 5 feet.  How tall is the tree? 

• 3 ft.
• 300 ft.
• 30 ft.
• 35 ft.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3