ABC26GN4404 · Area

Subject: General Aptitude · Chapter: Area · Exam: · Marks: · Difficulty:

What will be the length of the diagonal of that square plot whose area is equal to the area of a rectangular plot of length 45 metres and breadth 40 metres?

(a)42.5 metres

(b)60 metres

(c)75 metres

(d)Data inadequate

(e)None of these

Answer

Answer (as printed): B

Explanation

Area $=(45 \times 40) \mathrm{m}^{2} \Leftrightarrow \frac{1}{2} \times(\text { diagonal })^{2}$ $$=1800 \Leftrightarrow \text { diagonal }=60 \mathrm{m} .$$

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