# math

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The shape of the shell resembles a cone with an approximate diameter of 21 mm and an approximate height of 38 mm.

What is the approximate volume of the shell? (Use 3.14 for .)

• math -

h=height=38mm
V is in mm³
Volume of a cone, V
= (1/3)πr²h
=(1/3)*3.14*10.5²&38 mm³
=4385 mm³

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