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from a rectangular metal sheet of size 20 cm by 30 cm , a circular sheet as big as possible is cut .find the area of the remaining sheet. |
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Answer» -STEP explanation:Givenlength of RECTANGLE =30cmbreadth of rectangle=20cmArea of rectangle20 ×30 = 600 cm2largest possible diameter will be 20cmr = 10cmArea of circleπr2 = 22/7 × 10 ×10314.28cm2Area of REMAINING sheetarea of rectangle - area of circle600 -314.28285.72cm2Therefore the area of remaining SHEET is 285.72cm2 |
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