Grade 7 Unit 1 Test

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 dimension of Rectangle B.

• 40 inches by 10 inches

• 10 inches by 2.5 inches

• 9 inches by 3 inches

• 7 inches by 1 inches

• 4 inches by 1.6 inches

The scale of a map says that 8 cm represents 5 km. What distance on the map ( in centimeters) represents an actual distance of 8 km?

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The scale of a map says that 8 cm represents 5 km. What is the actual number of kilometers that is represented by 5 centimeters on the map?

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Mai wants to make a scale drawing of her kitchen. Her kitchen is a rectangle with length 6 m and width 2 m. She decides to use a scale of 1 to 40. What are the dimensions of Mai's scale drawing?

• 15cm and 5cm

• 6m by 2m

• 3m by 1m

• 12m by 4 m

Mai's kitchen door is 1.2 m wide. How wide should the door be on the scale drawing with a scale of 1 to 40?

• 4 cm

• 2 cm

• 5 cm

• 3 cm

Mai wants to include a rectangular dining table in her scale drawing. The table measures 1.5 m by 0.8 m. Using the same scale of 1 to 40, what will be the dimensions of the table in the scale drawing?

• 3.75 cm by 2 cm

• 3 cm by 1.6 cm

• 4 cm by 2.5 cm

• 6 cm by 3.2 cm

Mai wants to add a rectangular rug to her kitchen. The rug measures 2 m by 1.5 m. Using the scale of 1 to 40, what will be the dimensions of the rug in the scale drawing?

• 5 cm by 3.75 cm

• 4 cm by 3 cm

• 6 cm by 4.5 cm

• 3 cm by 2.25 cm

**** A model of a planned baseball stadium is 2 ft wide. The actual stadium will be 200 yd wide. What is the scale?

• 2 feet = 50 yards
• 1 foot = 200 yards
• 1 foot = 100 yards
• 1 foot = 50 yards

5. What is the scale of a drawing where a 6 m wall is 4 cm long?

• 1 cm = .66 m
• 1 cm = 1.5 m
• 1 cm = 3 m
• 1 cm = 4 m

What is the scale factor?

• 4
• .25
• 5
• 6