Question

find the area of an equilateral triangle having side 6cm​

Answer 1

Answer:

s = 6+6+6/2 = 18/2 = 9

under root s (s - a) (s - b) (s - c)

under root 9 (9 - 6) (9 - 6) ( 9 - 6)

under root 9 x 3 x 3 x 3

under root 233