. A powder is available in two packs, a tin can with a square base of each side 5 cm and height 18 cm and one with circular base of radius 3.5 cm and height 10cm. Which of them have greater capacity and by how much? 2
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The volume of the square based tin is:
V = 52 · 14
V = 25 · 14
V = 350
The volume of the circular based tin is:
V = π · r2 · h
V = (3.5)2 · 12 · π
V = 12.25 · 12 · π
V = 14.7π
V ≈ 461.81
The circular based tin has the greater volume by 111.81 cm3.
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