Question

The area of an equilateral triangle of side 6cm is equal to the area of another triangle whose area is 9x cm^2 then the value of x is ??

Answer 1

ATQ
$\frac{ \sqrt{3} }{4} \times 6 \times 6 = 9x \\ \sqrt{3} \times 9 = 9x \\ x = \sqrt{3} \: \: \: \: ans$