Concept 10: Scale Drawings

What is a scale drawing?

• A drawing that shows a real object enlarged or reduced
• A drawing of the weight of an object
• A life size drawing of an object
• A drawing that shows all the sides of a building

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CCSS.7.G.A.1

A scaled copy is a copy of a figure where every length in the original figure is _______________ by the same number.

• multiplied

• added

• divivided

• subtracted

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CCSS.7.G.A.1

Which of the following are scaled copies of the original image? Select ALL that apply

• A

• B

• C

• D

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CCSS.4.G.A.3

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E

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CCSS.8.G.A.3

Here is an image of Yoshi. Select all the images that are scaled copies of him.

• 
• 
• 
• 

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CCSS.8.G.A.3

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

• 63 m
• 235 m
• 315 m
• 630 m

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CCSS.7.G.A.1

On a map, the distance between two towns in 2.6 cm. The scale of the map is

1 cm : 50 km. What is the actual distance between the two towns?

• 100 km

• 130 km

• 70 km

• 150 km

Tags

CCSS.7.G.A.1

A blueprint was using a scale of 1 : 150.

Find the actual length if it is 5 cm on the drawing.

• 7.5 m

• 750 m

• 7.5 cm

• 75 cm

Tags

CCSS.7.G.A.1

Scale is 1cm = 8km. Hatboro and Smithville are 24 cm apart on the map, what is the actual distance between the 2 cities?

(a)  

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CCSS.7.G.A.1

Kenny drew a scale drawing of a swimming pool.

The scale of the drawing was 2 cm : 1 m. If the pool is 26 cm in the drawing, how long is the actual pool?

• 13 m

• 2 m

• 1 m

• 52 m

Tags

CCSS.7.G.A.1