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Glenn wants to enlarge a photo. The original photo is 2 inch wide by 4 inches long. He wants to enlarged photo to be 5 inches wide by 10 inches long. Which scale factor should he use?
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Glenn wants to enlarge a photo. The original photo is 2 inch wide by 4 inches long. He wants to enlarged photo to be 5 inches wide by 10 inches long. Which scale factor should he use?

User Turnor
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1 Answer

3 votes
The photo is being enlarged from 2 in wide to 5 in wide.

Thus, the scale factor is 5/2 = 2.5
User Yanex
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