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8. The perimeter of rectangle is 40 cm. The length of the rectangle is more than double its breadth by 2. Findlength and breadth. |
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Answer» Perimeter of RECTANGLE =40 cm (given)CONDITION :- LENGTH = 2× BREADTH +2⇒l=2b+2perimeter p=2(l+b)=40⇒2(2b+2+b)=40⇒2(3b+2)=40⇒6b=40−4=36∴b=6cml=2×6+2=12+2=14cm∴ length =14 cm, breadth =6 cm |
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