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Please help me with question 10 (i). Thanks!
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Please help me with question 10 (i). Thanks!
asked
Nov 7, 2017
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Please help me with question 10 (i). Thanks!
Mathematics
high-school
Armunin
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Armunin
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1
Answer
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V=πr²h+(2/3)πr³
πr²h+(2/3)πr³=V
πr²h=V-
(2/3)πr³
h=(V-(2/3)πr³) / (
πr²)
h=V/
πr² - 2/3r
Answer i:
h=V/
πr² - (2/3)r
Data:
V=245
r=7
h=(245 / 49
π) - (14/3)
h=(5/π) - (14/3)
h=(15-14π)/3π
h=-3.075
Answer ii: h=-3.075
Siggy
answered
Nov 13, 2017
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Siggy
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