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Verified answer
Diketahui : d = 30 cmr = 15 cm
s = 25 cm
π = 22/7
Ditanyakan : V = ?
Jawab :
t = √s² - r²
= √25² - 15²
= √625 - 225
= √400
= 20 cm
Volume kerucut
= 1/3 x π x r² x t
= 1/3 x 22/7 x 15 cm x 15 cm x 20 cm
= 4.714,28 cm³