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Volume setengah bola = πr³
Luas permukaan kerucut = πr (s+r)
Luas selimut kerucut = πrs
Volume kerucut = × luas alas × tinggi
luas belahan bola = 2 × π × r²
v. kerucut = 1/3 × π × r² × t
luas selimut kerucut = π × r × s