The two right-angled sides of a right-angled triangle are 3 decimeters and 4 decimeters respectively, and when the two right-angled sides are used as the axis to rotate once, the volume of the two figures formed is larger in cubic decimeters.
直角三角形两条直角边分别为3分米、4分米，分别以这两条直角边为轴旋转一周，形成的两个图形中，体积较大的是多少立方分米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">(1/3) * 3.14 * 16 * 3</gadget>
<output>50.24</output>

<result>50.24</result>