V=2(3.14)r^2

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Solution for V=2(3.14)r^2 equation: 


Simplifying
V = 2(3.14) * r2

Multiply 2 * 3.14
V = 6.28r2

Solving
V = 6.28r2

Solving for variable 'V'.

Move all terms containing V to the left, all other terms to the right.

Simplifying
V = 6.28r2

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