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sergij07 [2.7K]
2 years ago
12

Could someone help me with this pls

Mathematics
1 answer:
barxatty [35]2 years ago
8 0

Answer:

7.99

Step-by-step explanation:

using the formula

v = \pi \: r  ^{2} h

3014.4 = 22 \div 7 \times r ^{2}  \times 15

21100.8 = 22 \times 15 \times r {}^{2}

21100.8 = 330 \times r {}^{2}

21100.8  \div 330 = r {}^{2}

\sqrt{63.94 }= r

r = 7.99ft \: answer

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