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a square room has a floor area of 81 square meters the height of the room is 5 meters what is the area of one wall

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Last updated by Goran Z #1163728
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Pt=81m²

h=5m

Pw=?

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Pt=a*a

a=√Pt

a=9m

Pw=a*h

Pw=45m²

Area of one wall is 45 square meters.

Source(s)

Math for the Ages!: SAT and High School Math Kishore Mishra (Author), Binapani Mishra (Author)