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"The figure represents the overhead view of a deck surrounding a hot tub. What is the area of the deck? Round to the nearest tenth. " Download png

Kevin Sutter

in Mathematics

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Kevin Sutter on February 16, 2019

R = 2.7 lord = ( 5.4 : 2 ) + 2.2 = 2.7 + 2.2 = 4.9 mThe deck area:A = R2 π - r2 π = ( R2 - r2 ) π = ( 4.92 - 2.72 ) π == ( 24.01 - 7.29 ) π = 16.72 π = 1.72 · 3.14 ≈ 52.5 m2


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