10-a-Day the Easy Way: Fuss-free Recipes & Simple Science to Transform your Health

10-a-Day the Easy Way: Fuss-free Recipes & Simple Science to Transform your Health

Matematika Sekolah Menengah Pertama Dik :
diameter kayu = 21cm tinggi kayu = 21cm
diameter lubang = 7 cm
Dit : volume tabung berbentuk kayu?​

Dik :
diameter kayu = 21cm tinggi kayu = 21cm
diameter lubang = 7 cm
Dit : volume tabung berbentuk kayu?​

Jawab:

6468

Penjelasan dengan langkah-langkah:

Volume Total - Volume Lubang

[tex]\pi r ^{2}t -\pi r^{2}t\\=\frac{22}{7} *\frac{21}{2} ^{2}*21 -\frac{22}{7} * \frac{7}{2} ^{2}* 21\\=\frac{14553}{2} -\frac{1617}{2} \\=\frac{12936}{2}\\ =6468[/tex]

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Jawaban:

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