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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

Give an algebraic equation for the following statement: “The difference between the area and perimeter of a rectangle is 20”. - Mathematics

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Question

Give an algebraic equation for the following statement:

“The difference between the area and perimeter of a rectangle is 20”.

Sum
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Solution

Let the length of a rectangle = l and breadth = b then Area = Ib, Perimeter = 2(l + b)

Area – Perimeter = 20

∴ Ib – 2(I + b)

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Chapter 3: Algebra - Exercise 3.4 [Page 69]

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Samacheer Kalvi Mathematics - Term 1 [English] Class 7 TN Board
Chapter 3 Algebra
Exercise 3.4 | Q 9 | Page 69

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