Module 8 Similar Shapes and Scale Drawings

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CCSS.7.G.A.1

Jackson wants to make a scale drawing of his car in centimeters. The car is  $4.4\ meters$  long and  $1.4\ meters$   tall. He uses a scale of  $1\ cm$   to  $40\ m$  . The length of the car in his drawing will be ______ cm.

•  $0.11\ cm$  
  

•  $5.5\ cm$  
  

•  $0.176\ cm$  
  

•  $1.54\ cm$  
  

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CCSS.7.G.A.1

Natalie made a scale drawing of her apartment building. The building is  $325\ ft$  tall. He wants his scale to be  $1\ inch\ :\ 20\ ft$  . How tall should his building be in his scale drawing?

•  $20\ inches$  
  

•  $6500\ inches$  
  

•  $\frac{1}{20}\ inch$  
  

•  $16.25\ inches$  
  

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CCSS.7.G.A.1

Cayden needs to know the perimeter of the actual room. He is using the scale factor of 2 in : 15 feet. Help him!

•  $13.4\ feet$ 

•  $100.5\ feet$ 
  

•  $9.9\ feet$ 
  

•  $556.875\ feet$ 
  

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CCSS.7.G.A.1

Bella has a map of Memphis, Tennessee, and Jackson, Mississippi in which they are  $5$  inches apart. The distance between the cities is actually  $210$   miles.

What scale was used to create the map?

•  $42\ inches=1\ mile$  
  

•  $1\ inch=42\ miles$  
  

•  $40\ inches=1\ mile$  
  

•  $1\ inch=40\ miles$  
  

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CCSS.7.G.A.1

Sophie drew a scale drawing of a game room. She used the scale  $3\ inchs\ :\ 2\ feet$  . If the air hockey table is  $15$   inches in the drawing, how long is the actual air hockey table?

•  $10\ feet$  
  

•  $2.5\ feet$  
  

•  $5\ feet$  
  

•  $15\ feet$  
  

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CCSS.7.G.A.1

Jada has a model of a house that was built using the scale  $5\ in\ :\ 25\ ft$  . If a window in the model is  $1.5\ in.$   wide, how wide is the actual window?

•  $90\ ft$  
  

•  $7.5\ ft$  
  

•  $4.5\ ft$  
  

•  $45\ in$  
  

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CCSS.7.G.A.1

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

• $63\ m$

• $235\ m$
  

• $315\ m$
  

• $630\ m$
  

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CCSS.7.G.A.1

The original perimeter the rectangle is  $30\ in$  , if Keegan enlarges it by a scale factor of  $1\ in\ :\ 4\ inches$   what is the new perimeter?

•  $120\ inches$  
  

•  $480\ inches$  
  

•  $1920\ inches$  
  

•  $7.5\ inches$  

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CCSS.7.G.A.1

If the length of a rectangle was  $18\ in$  and now it is is  $45\ in$  , Peyton wants to know the scale factor that was used?

•  $2:5$  
  

•  $18:1$  
  

•  $45:1$  
  

•  $0.4$  
  

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CCSS.7.G.A.1