The length and width of a cuboid are 4 decimeters, and the height is 3.5 decimeters. What is its volume?
一个长方体的长和宽都是4分米，高是3.5分米，它的体积多少．
<gadget id="calculator">4 * 4 * 3.5</gadget>
<output>56</output>

<result>56</result>