from a circular sheet of radius 4cm,a circle of radius 3 cm is removed find the area of remaining sheet.
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Step-by-step explanation:
Radius of sheet one = 4cm
Radius of sheet tow = 3cm
Area of sheet one - Area of sheet two = Remaining part
Area = pie r² - pie r²
A = pie ( r² - r²)
A = pie ( 4²- 3²)
A = pie (16-9)
A = pie × 7
A = 3.14 × 7
Area of remaining sheet = 21.98 cm²
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