Question

Find the area of an equilateral triangle with sides $1$ unit.

Answer 1

Given the side of an equilateral triangle is $1$ unit.

Then the area of the equilateral triangle will be $\frac{\sqrt{3}}{4}\times$ side${}^2$ $=\frac{\sqrt{3}}{4}\times 1^2=\frac{\sqrt{3}}{4}$ sq. unit.