From a rectangular card sheet , a circle with radius 14 cm is cut out . Find the area of the remaining
sheet if the length and breadth of the rectangle are 40 cm and 20 cm. (use =
)
Answers
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0
Answer:
Hence, Area of remaining sheet is 536 cm².
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Answer:
From a rectangular metal sheet size, 20 cm by 30 cm, a circular sheet as big as possible is cut. Find the remaining sheet.
Answer
Diameter of largest circle=length of the smallest side of rectangle
Area of rectangle=l×b=30×20=600cm
2
Area of circle=πr
2
=π(
2
d
)
2
=π×(
2
20
)
2
=314.16cm
2
Remaining area=600−314.16=285.84cm
2
.
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