The Volume of the cone is 640 cm3 and the ratio between the radius to height of the cone is in the ratio 4: 5. If the slant height of the cone is equal to the 12.5% of the side of the square. Find the area of the square.(Use π = 3)
1
16363 cm2
2
10496 cm2
3
12384 cm2
4
14356 cm2
5
15354 cm2