A triangular sign has an area of 54 square decimeters and a base length of (6/5) decimeters. What is its height?
一块三角形指示牌，面积为54平方分米，底长(6/5)分米，高是多少？
<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">2 / (6/5)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">54 * (5/3)</gadget>
<output>90</output>

<result>90</result>