A cuboid becomes a cube after its height increases by 5 meters, and its area increases by 160 square meters. What is the length of the original cuboid in meters?
一个长方体，高增加5米后，变成一个正方体，面积增加了160平方米，原来长方体的长是多少米
<gadget id="calculator">160 / 5</gadget>
<output>32</output>

<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<result>8</result>