Scale - Convert to meters and reduced it to 1 cm:
3 cm : 1000 cm | GIven
3 cm : 10m | Convert 1000cm to 10m
1 cm: 10/3 m | Find 1 cm
Convert the dimensions to the actual:
7.5 cm = 7.5 x 10/3 = 25m | Convert 7.5cm on map to actual distance
15 cm = 15 x 10/3 = 50m | Convert 15m on map to actual distance²
Find area of the actual pool:
Area = 25 x 50 = 1250 m² | Use the formula Area = Length x Width
Answer: 1250 m²