Unit 1- Scaled Copies

What is the scale factor from ΔABC to ΔDEF?

• 1/2
• 7/3
• 2
• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Which of the following is a scaled copy of figure A?

• B

• C

• D

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

The second H-shaped polygon is a scaled copy of the first. What is the scale factor from the original polygon to its smaller copy?

• 1/4

• 4

• 2

• 1/2

Tags

CCSS.7.G.A.1

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

Tags

CCSS.7.G.A.1

What is the scale factor?

• 1/2
• 7/3
• 2
• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Matching sides are called

• Corresponding Sides
• Corresponding Angles
• The Same
• Congruent Sides

Tags

CCSS.8.G.A.2

Gwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?

• 3 in
• 2 in.
• 4 in
• 1 in

Tags

CCSS.7.G.A.1

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

• x = 20
• x = 12
• x = 5
• x = 4

Tags

CCSS.HSG.SRT.B.5

A model of a flagpole has a scale of 1 in.= 4 ft. If the model pole measures 12 inches, how tall is the actual pole?

• 16 feet
• 3 feet
• 48 feet
• 9 feet

Tags

CCSS.7.G.A.1

James is completing a scale model of a car that is 9 feet long and 6 feet wide. He uses a scale of 1 inch = 2 feet. What are the dimensions of the scale model?

• 4.5 inches by 3 inches
• 4.5 inches by 3.5 inches
• 4.25 inches by 3 inches
• 4 inches by 3 inches

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2