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Korvikt [17]
3 years ago
14

Find the volume of a sphere with a surface area of 36straight pi in2

Mathematics
1 answer:
BabaBlast [244]3 years ago
7 0
V=(4/3)(pi)(r^3)
A=4(pi)(r^2)
36(pi)=4(pi)(r^2)
36=4(r^2)
9=(r^2)
r=3
V=(4/3)(pi)(3^3)
V=(4/3)(pi)(27)
V=36(pi)
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Answer:

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Step-by-step explanation:

to solve this system of  equation by simultaneous equation we say that let

3x+y=9.............................. equation 1

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from equation 1

3x+y=9.............................. equation 1

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substitute the value of y = 9 -3x into equation 2

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<em>to check if you are correct put the value of x and y into either equation 1 or equation 2.</em>

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<em>3( 1.27) + 5.18 = 9</em>

<em>3.81 + 5.18 = 9</em>

<em>9 = 9</em>

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