From a rectangular metal sheet of size 20 cm by 30 cm, a circular sheet as big as possa
of circle. find its area
det of some of
triangle of side Il com li dhe same wis bent
the area of the remaining sheet.
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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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