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Simplifying 140.9232 = 2 * 3.14 * 2.2 * 2.2 + 2 * 3.14 * 2.2h Multiply 2 * 3.14 140.9232 = 6.28 * 2.2 * 2.2 + 2 * 3.14 * 2.2h Multiply 6.28 * 2.2 140.9232 = 13.816 * 2.2 + 2 * 3.14 * 2.2h Multiply 13.816 * 2.2 140.9232 = 30.3952 + 2 * 3.14 * 2.2h Multiply 2 * 3.14 140.9232 = 30.3952 + 6.28 * 2.2h Multiply 6.28 * 2.2 140.9232 = 30.3952 + 13.816h Solving 140.9232 = 30.3952 + 13.816h Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-13.816h' to each side of the equation. 140.9232 + -13.816h = 30.3952 + 13.816h + -13.816h Combine like terms: 13.816h + -13.816h = 0.000 140.9232 + -13.816h = 30.3952 + 0.000 140.9232 + -13.816h = 30.3952 Add '-140.9232' to each side of the equation. 140.9232 + -140.9232 + -13.816h = 30.3952 + -140.9232 Combine like terms: 140.9232 + -140.9232 = 0.0000 0.0000 + -13.816h = 30.3952 + -140.9232 -13.816h = 30.3952 + -140.9232 Combine like terms: 30.3952 + -140.9232 = -110.528 -13.816h = -110.528 Divide each side by '-13.816'. h = 8 Simplifying h = 8
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