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s= 17cm
t= ?
V.kerucut= ?
dicari tingginya dahulu
jawab: t=√r² - s²
t=√8² - 17²
t=√64-289
t=√225
t=15cm
V.kerucut :
jawab : v= 1/3 * π * r² * t
v=1/3 * 3,14 * 8 * 8 * 15 (3 dibagi dengan 15 = 5 / 3dicoret dengan 15 =5)
v=1004,8