tiffianygalvez1 tiffianygalvez1
  • 02-08-2017
  • Mathematics
contestada

juanita and lauren are painting a circular mural on one wall of the community center. the area of the mural is 66 square meters. what is the radius

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 02-08-2017

area = PI x R^2

66 = 3.14 x R^2

R^2 = 66/3.14 =21.019

r = sqrt(21.019) = 4.58466 meters

check:

Area = 3.14 x 4.58466^2 = 66.033

Radius = 4.58466 meters

Round answer as needed.... you didn't say how the answer should be rounded

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