An isosceles right triangle with side length 5 cm. Take one of its right-angled sides as the axis to rotate a circle to get a cone. What is the volume of this cone in cm**3.
一个等腰直角三角形，它的直角边长为5cm．以它的一条直角边为轴旋转一周，得到一个圆锥，这个圆锥的体积是多少cm**3．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">(1/3) * 3.14 * 25 * 5</gadget>
<output>130.833333</output>

<result>130.833333</result>