Surface area of cones
Mensuration · Mathematics
Study notes
Q: Cone r = 6, h = 8. Slant height? CSA? Volume? l = √(36+64) = √100 = 10. CSA: π×6×10 = 60π ≈ 188.50. TSA: 60π+36π = 96π ≈ 301.59. Volume: π×36×8/3 = 96π ≈ 301.59 (same number, coincidence!).