piece of cuboid steel with a length of 10cm, a width of 5cm and a height of 4cm is forged into a cone with a base area of 25cm**2. What is the height of the cone in centimeters?
把一块长10cm，宽5cm，高4cm的长方体钢材，锻造成一个底面积是25cm**2的圆锥体，这个圆锥体的高是多少厘米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 / (1/3) / 25</gadget>
<output>12/25 = around 0.48</output>

<gadget id="calculator">10 * 5 * (12/25)</gadget>
<output>24</output>

<result>24</result>