An equilateral triangle of side 14 centimeters is revolved about an altitude to form a cone. What is the number of cubic centimeters in the volume of the cone? Express your answer to the nearest whole number, without units.
how do we do this?!
2 answers
What is the formula for area of cone?
or, more to the point, the volume of the cone is
1/3 pi r^2 h
you can figure r and h easily enough.
1/3 pi r^2 h
you can figure r and h easily enough.