A B CSolutionA Area of sector A n360r2 given n 225 r 25f
A
B
C
Solution
A) Area of sector A = (n/360)r2
given n = 225 , r = 2.5ft
==> A = (225/360)(2.5)2 = (5/8)(6.25)
==> A = 12.272 ft2
B) length of arc = ( * /180) * r
given length of arc = 3.3 cm , r = 6 cm
==> 3.3 = ( * /180) * 6
==> = (3.3/6)(180/)
==> = 31.523 degrees
