Given a cone, the radius of the base is equal to the height, the area of the base is 28.26 square centimeters, find the volume.
已知一个圆锥，底面半径和高相等，底面积是28.26平方厘米，求体积．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 28.26 * 3</gadget>
<output>28.26</output>

<result>28.26</result>