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Grade 7 · RP
Scale Drawings and Geometric Figures
A scale drawing uses a ratio (the scale) to represent a real object at a different size.
Grade 7Common Core 7.G.A.1RPVerified correct ✓
Worked examples
On a scale drawing of a park, the scale is 1 cm = 50 meters. If the actual length is 750 meters, how long should it be on the drawing in cm? Answer: 15
On a scale drawing of a park, the scale is 1 cm = 10 meters. If a wall measures 20 cm on the drawing, how long is the actual wall in meters? Answer: 200
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