A rectangle with a length of 5dm and a width of 4dm can be cut into how many right triangles with a base and a height of 2cm.
一个长5dm、宽4dm的长方形，可以剪成多少个底和高都是2cm的直角三角形．
<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 * 5 * 4 * 5 * 2</gadget>
<output>1_000</output>

<result>1_000</result>