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If the length and breadth of a rectangular sheet are √5 + √2 and √5 – √2 units, then it’s area in sq. units

A) √3

 B) 2√5

C) 3 

D) 7

2 Answers

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Best answer

Correct option is (C) 3

Area of rectangular sheet \(=(\sqrt{5}+\sqrt{2})(\sqrt{5}-\sqrt{2})\)

\(=(\sqrt{5})^2-(\sqrt{2})^2\) = 5 - 2

= 3 square units

+1 vote
by (38.9k points)

Correct option is C) 3

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