from a circular sheet of radius 4cm, a circle of radius 3 m is cut off. Find the area of the remaining sheet.
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Answer:pi(r+w)(R+w)
Step-by-step explanation:
Pi=22/7
R=outer radius
r=inner radius
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area of bigger circle=πr²
=22/7×4×4
=50.28 cm²⬅(1)
area of smaller circle=22/7×3×3
=28.28 cm² ⬅(2)
area of remaining part =(1)-(2)
=22cm²
hope it helps
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=22/7×4×4
=50.28 cm²⬅(1)
area of smaller circle=22/7×3×3
=28.28 cm² ⬅(2)
area of remaining part =(1)-(2)
=22cm²
hope it helps
mark as brainliest if useful✌✌✌
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