No 1.
Jari jari 17 cm
Tinggi 20 cm
Volume?
Volume = πr²t
Volume = 3,14 × 17 × 17 × 20
Volume = 18.149,2 cm³.
___
No 2.
Panjang 18 cm
Lebar 14 cm
Tinggi 16 cm
Volume = p x l x t
Volume = 18 x 14 x 16
Volume = 252 x 16
Volume = 4.032 cm³.
No 3.
17 + 5 + (5 × 3)
17 + 5 + 15
22 + 15
37.
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Penyelesaian :
No 1.
Jari jari 17 cm
Tinggi 20 cm
Volume?
Volume = πr²t
Volume = 3,14 × 17 × 17 × 20
Volume = 18.149,2 cm³.
___
No 2.
Panjang 18 cm
Lebar 14 cm
Tinggi 16 cm
Volume?
Volume = p x l x t
Volume = 18 x 14 x 16
Volume = 252 x 16
Volume = 4.032 cm³.
___
No 3.
17 + 5 + (5 × 3)
17 + 5 + 15
22 + 15
37.