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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) " cm"^(2)`

B

`(sqrt(2))/(4) a^(2) " cm"^(2)`

C

`(sqrt(3))/(5) a^(2) " cm"^(2)`

D

`(sqrt(2))/(5) a^(2) " cm"^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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