Problem 37 of 7
Find the scale factor from original length 4 to image length 12.
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divide image length by original length.
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Scale factor is image length divided by original length.
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Solution
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1. Identify original and image corresponding lengths.
2. Divide image length by original length.
3. Simplify the scale factor.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Original/image when mapping original to image.