A circular piece of glass has a radius of 0.8 meters. The glass sells for \$4.60 per square meter. What is the total cost of the circular piece of glass? A. \$2.01 B. \$9.24 C. \$23.11 D. \$36.98
A circular piece of glass has a radius of 0.8 meters. The glass sells for \$4.60 per square meter. The total cost of the circular piece of glass is \$9.24. Area of a circle is pi*r^2 = 3.14*0.8^2 = 2.0096 square meter. 2.0096 * \$4.60 = \$9.24
Updated 4/14/2014 5:47:30 AM
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A circular piece of glass has a radius of 0.8 meters. The glass sells for \$4.60 per square meter. The total cost of the circular piece of glass is \$9.24.
Area of a circle is pi*r^2 = 3.14*0.8^2 = 2.0096 square meter.
2.0096 * \$4.60 = \$9.24

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ALEXANDER I refused to surrender to Napoleon in 1812, even after Moscow had been captured and burned.

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Confirmed by Andrew. [10/17/2015 2:55:07 PM]
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