What is the length of an equilateral triangle that can be formed with a 36dm long string?
用一根36dm长的细绳，可以围成边长是多少厘米的等边三角形？
<gadget id="calculator">36 / 3</gadget>
<output>12</output>

<gadget id="calculator">12 * 10</gadget>
<output>120</output>

<result>120</result>