the area of a sector with central angle 120° is 24π sq. cm. what is the radius of the circle?
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Step-by-step explanation:कीडा
Recognise 0 as theta
0 = 120°
area of a sector = 24π
Radius = r
Area of sector = 0/360 X πr^2
24π = 120/360 X πr^2
24 = 1/3 X r^2
72 = r^2
Square Root 72 = r
r = 6 underroot2
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