The inner diameter of a well is 8m. If the well is 14m deep then what is its volume?
The well is in shape of a cylinder with height, $$h = 14$$ m
Radius, $$r = \frac{8}{2} = 4$$ m
Volume of well = $$\pi r^2 h$$
= $$\frac{22}{7} \times (4)^2 \times 14$$
= $$22 \times 16 \times 2 = 704 m^3$$
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