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Simplifying 1616.786 = 2 * 3.14r2 + 2 * 3.14r * h Multiply 2 * 3.14 1616.786 = 6.28r2 + 2 * 3.14r * h Multiply 2 * 3.14 1616.786 = 6.28r2 + 6.28r * h Multiply r * h 1616.786 = 6.28r2 + 6.28hr Reorder the terms: 1616.786 = 6.28hr + 6.28r2 Solving 1616.786 = 6.28hr + 6.28r2 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-6.28hr' to each side of the equation. 1616.786 + -6.28hr = 6.28hr + -6.28hr + 6.28r2 Combine like terms: 6.28hr + -6.28hr = 0.00 1616.786 + -6.28hr = 0.00 + 6.28r2 1616.786 + -6.28hr = 6.28r2 Add '-1616.786' to each side of the equation. 1616.786 + -1616.786 + -6.28hr = -1616.786 + 6.28r2 Combine like terms: 1616.786 + -1616.786 = 0.000 0.000 + -6.28hr = -1616.786 + 6.28r2 -6.28hr = -1616.786 + 6.28r2 Divide each side by '-6.28r'. h = 257.45r-1 + -1r Simplifying h = 257.45r-1 + -1r
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