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09-11-2017
Mathematics

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A farm uses a circular system to water the crops. The arm on the system (the radius) is 400 meters long. What area of land can it water? Use 3.14 to approximate pi.

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karlawroten karlawroten

09-11-2017

Area of a Circle= pi x radius square

3.14 x 160,000 (radius square)
= 502,400 meters

The 400 meter long arm of the circular system can water 502,400 meters of crops.

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