A cube fish tank without a cover, with a side length of 5 decimeters, how much glass area is needed to make this fish tank?
一个无盖的正方体鱼缸，棱长5分米，制作这个鱼缸需要多大面积的玻璃？
<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<result>125</result>