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The perimeter of rectangular swimming pool is 154 if length is two or more than twice its breadth what are the length and breadth of the pool pls guys answer |
| Answer» N :The perimeter of rectangular SWIMMING pool is 154cm .If length is two or more than TWICE its breadth. what are the length and breadth of the pool?FORMULA used :Perimeter of a Rectangle = 2(l+b)Solution :Let the breadth(b)of swimming pool be x ⇒Length of swimming pool,l = 2+2xGiven Perimeter of rectangular swimming pool= 154cm We know that ,Perimeter of a rectangle = 2(l+b)⇒154=2(2+2x+x)⇒154 = 2(2+3x)⇒154=4+6x⇒154-4=6x⇒150=6x⇒x= 150/6= 25 cmTherefore,Breadth of swimming pool,b = x= 25cmand length of swimming pool,l = 2+2x = 2+50= 52cm_________________________Verification:l = 52 cmb = 25cmperimeter = 2(l+b)= 2(52+25)= 2×77= 154cm | |