From a rectangular piece of metal sheet of length and breadth 1.60 m and 80cm respectively 3 circular sheets of 20 CM radius are cut out what area of metal is left.?
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Area of the metal sheet= 160×80
= 14400 cm²
Area of 3 circular sheets=3πr²
= 3×3.14× 400
= 3768 cm²
Area of metal left= 14400-3768
= 10632 cm²
Hope it would help
#Aj
= 14400 cm²
Area of 3 circular sheets=3πr²
= 3×3.14× 400
= 3768 cm²
Area of metal left= 14400-3768
= 10632 cm²
Hope it would help
#Aj
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