Question

Measure of each side of an equilateral triangle is 12cm. It's area is given by

A) 9 root3
B)18 root3
C)27 root3
D) 36 root 3
Please help fast

Answer 1

D) 36 root 3

Explanation:

area = √3/ 4 x a²

= √3/ 4 x 12 ²

= √3/ 4 x 144

=√3 x 36

= 36√3

is right answer