Mansoor dug a cylindrical hole of radius 30cm and height 21 cm at the beach. How much sand did he dig out?
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Answered by
12
Answer:
volume of cylinder=πr^2h
=22/7 ×21×30
=22×3×30
=1980cm^3
the volume digged is 1980cm^3
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Answered by
10
Answer:
59400cm^3
Step-by-step explanation:
Radius of cylindrical hole(r)=30cm
height of the dug hole(h)=21cm
sand dug i.e., Volume of Cylinder(v)= π(r^2)h
we know, π =22/7
by substituting the values in the formula:
22/7×(30^2)×21 =59400
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