From a rectangular metalic sheet of length 30 cm
and breadth 20 cm, a semi circular sheet is cut of
diameter equal to breadth from one side. Find the
area of remaining sheet.
Answers
Answered by
1
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
.
Similar questions