A pyramid has an equilateral triangle as its base, of which each side is 8 cm. Its slant edge is 24 cm. The whole surface area of the pyramid (in cm2) is:
1
\(\rm (16\sqrt3+24\sqrt{35})\)
2
\(\rm (12\sqrt3+24\sqrt{35})\)
3
\(\rm (24\sqrt3+36\sqrt{35})\)
4
\(\rm (16\sqrt3+48\sqrt{35})\)