Carolyn773 Carolyn773

24-05-2017
Mathematics

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A photo of a painting measures 13 inches by 17 inches. The scale factor is 1/3. What size is the painting?

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Edufirst Edufirst

31-05-2017

Size of the painting: A * B

Scale factor: 1/3

Size of the photo: [1/3]A * [1/3]B

[1/3]A = 13inches => A = 13inches * 3 = 39 inches

[1/3]B = 17 inches => B = 17 inces * 3 = 51 inches.

Answer: the size of the painting is 39 inches by 51 inches.

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