Question

For Formative Assessment (FA) & Summati
Find the area of a square the length of whose diagonal is 3 meters.
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Answer 1

Question :-

• Find the area of a square the length of whose diagonal is 3m

Given :-

• length of Diagonal 3m

Find :-

• Area of square = ?

Solution :-

→ lenght of diagonal (d) = 3m

Area of square = $\sf \dfrac{d^2}{2}$

$\sf → Area = \dfrac{3^2}{2} \\ \sf→ Area = \dfrac{3×3}{2}\\ \sf→ \dfrac{9}{2} \\ \sf→ 4.5m$

Hence :-

• the area of square is 4.5 m