Volume bangun kerucut

Volume bangun kerucut

Jawaban:

$b. : 15.072 : {cm}^{3}$

Penjelasan dengan langkah-langkah:

$v = frac{1}{3} times pi times {r}^{2} times t \ = frac{1}{3} times 3.14 times {20}^{2} times 36 \ = frac{1}{3} times 3.14 times 400 times 36 \ = frac{45.216}{3} \ = 15.072 : {cm}^{3}$