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The measure of each side of an equilateral Triangle whose area is root 3 cm²​

Answer»

ong>GIVEN :-

TO FIND :-

  • The each side of an equilateral ∆.

SOLUTION :-

As we KNOW that the area of an equilateral triangle is given by,

\\  :  \implies \displaystyle \sf \: Area_{(equilateral  \: \triangle )} =  \frac{ \sqrt{3} }{4}  \times (side) ^{2}  \\  \\  \\

:  \implies \displaystyle \sf \:  \sqrt{3}  =  \frac{ \sqrt{3} }{4}  \times (side) ^{2}  \\  \\  \\

:  \implies \displaystyle \sf \:4 \times  \sqrt{3}  =  \sqrt{3}  \times (side) ^{2}  \\  \\  \\

:  \implies \displaystyle \sf \:4 \sqrt{3}  =\sqrt{3}  \times (side) ^{2}  \\  \\  \\

:  \implies \displaystyle \sf \:(side) ^{2}  =  \frac{4 \sqrt{3} }{ \sqrt{3} }  \\  \\  \\

:  \implies \displaystyle \sf \:(side) ^{2}  = 4 \\  \\  \\

:  \implies \displaystyle \sf \:side =  \sqrt{4}  \\  \\  \\

:  \implies  \underline{ \boxed{\displaystyle \sf \bold{ \:side = 2 \: cm}}}



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