The area of the base of a cone is 30 cm2 and the height is 5 cm. What is the volume of the cone?
一个圆锥的底面积是30平方厘米，高是5厘米，这个圆锥的体积是多少立方厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 30 * 5</gadget>
<output>50</output>

<result>50</result>