A square steel ingot with a side length of 8dm is melted and cast into a rectangular steel with a cross-sectional area of 0.1m**2. How long is the steel after melting? (solution by equation)
把一块棱长8dm的正方体钢锭，熔铸成横截面积是0.1m**2的长方体钢材，熔铸后的钢材有多长？(用方程解)
<gadget id="calculator">0.8 ** 3</gadget>
<output>0.512</output>

<gadget id="calculator">0.512 / 0.1</gadget>
<output>5.12</output>

<result>5.12</result>