Scale Drawings and Area Answers

A room is 12 feet long and 10.5 feet wide. A scale model of the room is 3.5 feet wide. What is the area of the scale model?

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?

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?

The scale model of a rectangular garden is 1.5 ft by 4 ft. The scale model is enlarged by a scale factor of 7 to create the actual garden. What is the area of the actual garden?

three

A rectangle is enlarged by a factor of 6.What is the area of the enlarged rectangle?

Miranda enlarged a picture twice as shown below, each time using a scale factor of 3. Which statements apply to the enlargements? Select three options.

A piece of carpet is 8 feet wide and 12 feet long. The carpet needs to be reduced by a scale factor so that the reduced carpet is 2 feet wide. What is the area of the reduced carpet?

A model of a rectangular patio at a landscaping business will be enlarged by a scale factor of 2 when it is installed in a customer’s back yard. The area of the new enlarged patio will be 160 square feet. Which is the area of the landscaper’s model?

The rectangle below has been enlarged by a scale of 3.5. [Not drawn to scale]What is the area of the enlarged rectangle?