the breadth and length of a rectangle are in the ratio of 4:7. The length is 15 cm more than the breadth. If the breadth of a rectangle is 4x , how can we write the length of a rectangle
• write the relation in algebraic form
• find the length and breadth
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let length be 7x and breadth be 4x
according to the question
(I) length=15+4x
(ii)area of rectangle = length × breadth
= 7x × 4x
=28x²
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