austinbrown164 austinbrown164
  • 07-11-2017
  • Mathematics
contestada

please help i dont understand this

please help i dont understand this class=

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musiclover10045
musiclover10045 musiclover10045
  • 07-11-2017

area of middle rectangle: 40 *12 = 480

area of half circle: 1/2 * 3.14*6^2 = 56.52

area of 2 triangles: 5*6 = 30

total: 480 + 56.52 + 30 = 566.52 square feet

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