Scale Drawings and Area

Question 1

Beth enlarged the triangle below by a scale of 5. She found the area of the enlarged triangle. Her work is shown below. What was Beth’s error?

Revolt · Accepted Answer

She should have multiplied by .

Question 2

three

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3107-10-05/mr025-4.jpg; Answer image: https://media.edgenuity.com/evresources/3107-10-05/mr025-5.jpg; Answer image: https://media.edgenuity.com/evresources/3107-10-05/mr025-7.jpg

Question 3

The scale model of a rectangular patio will be enlarged by a scale factor of 2.5 to create the actual patio. The actual patio will be 15 feet by 20 feet. Which is the area of the scale model?

Revolt · Accepted Answer

48 square feet

Question 4

The area of the scale model of a garden is 15 square feet. The scale model is enlarged by a scale factor of 3 to create the actual garden. Which expression finds the area of the actual garden?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3107-10-05/mc002-4.jpg

Question 5

A scale model of a rectangular building lot measures 7 feet by 5 feet. If the actual house will be built using a scale factor of 12, what is the area of the actual building lot?

Revolt · Accepted Answer

5,040 square feet

Scale Drawings and Area Answers

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