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Find the area of an equilateral triangle...

Find the area of an equilateral triangle whose side is `a` cm.

A

`(sqrt(3))/(4)a^(2)`

B

`(1)/(2)a^(2)`

C

`(1)/(3)a^(3)`

D

`(sqrt(3))/(2)a^(2)`

Text Solution

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The correct Answer is:
A
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