The area of a triangle is 17.5 square meters. If the base is 5 meters, what is the height in meters?
三角形面积是17.5平方米，如果底是5米，高是多少米．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">17.5 * (2/5)</gadget>
<output>7</output>

<result>7</result>