The angle in the sector is 60⁰ and the radius is 7 cm. Then the area of the sector is ____ (approximately)
a)11
b)15
c)26
d)21
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Area of a sector of a circle of radius 'r' and angle
θ=
360
θ
πr
2
Hence, area of the sector of the circle of radius 7 cm and angle 60
0
=
360
60
×
7
22
×7×7=
3
77
cm
2
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