Question

Find the area of an equilateral triangle of side root
8 cm.​

Answer 1

$area = \frac{3}{4} { (\sqrt{8} ) }^{2} \\ \: \: \: \: \: \: \: \: \: \: \: = (\frac{3}{4} \times 8) \: cm {}^{2} \\ \: \: \: \: \: \: \: \: \: \: \: = 6 \: cm {}^{2}$

Thatz your answer...