8. Find the area of the path 3.5 m wide around a circular water pool of diameter 21 cm. .
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Answer: it is worng
area of path = area of pool along with path - area of poll
= pi(21+3.5)²-pi(21)²
=pi(24.5²-21²)
=pi(3.5)(45.4)
=pi(158.9)
=22*22.7 = 499.4
Step-by-step explanation:
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