Respuesta :

kristine275

Answer:

15metre

Step-by-step explanation:

area= pie r^2

22/7×r^2=706.5

multiply both sides but the reciprocal

7/22× 22/7×r^2=706.5×7/22

r^2=224.8

find squareroot on both sides

r=14.99m or 15m

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