Question

Find the area of an equilateral triangle if the length of its one of the medium is ex CM

Answer 1

let side of equilateral triangle be Y.
Sin60=x/y
y=2x/
$\sqrt{3}$
area of equilateral triangle is=
$\sqrt{3}$
/4×side^2
area=x^2/
$\sqrt{3}$
cm^2