isischi
isischi
20-03-2020
Mathematics
contestada
Calculate the area of the UNSHADED sector
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j2kim2018p31zmv
j2kim2018p31zmv
20-03-2020
Area of circle = pi*radius^2 = pi*6^2 = pi*36
Unshaded area : circle area ratio = (360-100) : 360 = 260 : 360 = 13 : 18
Area of shaded region = pi*36*(13/18) = about 81.68
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