The length of a side of an equilateral triangle is 21 cm. what would be the approximate area of the circumcircle of the equilateral triangle.[Use \(\pi = \frac{22}{7}\)]

The length of a side of an equilateral triangle is 21 cm. what would b

1.	The length of a side of an equilateral triangle is 21 cm. what would be the approximate area of the circumcircle of the equilateral triangle.[Use \(\pi = \frac{22}{7}\)]
A.	154 \(\sqrt{3}\) cm2
B.	462 \(\sqrt{3}\) cm2
C.	462 cm2
D.	484 cm2
Answer» D. 484 cm2