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5. The perimeter of a rectangular sheet is 150 cm. If the breadth is 30 cm, find itslength. Also, find the area. |
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Answer» Step-by-step explanation: LET LENGTH be X and BREADTH be y 2(x+y)=150 x+y=75 but y=30 x=75-30 x=45 hence,length is 45cm and area is 30*45=1350cm^2 |
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