The area of a triangular scarf is 6.8 square decimeters, the height is 1.7 decimeters, what is the bottom?
一块三角形围巾的面积是6.8平方分米，高是1.7分米，底是多少．
<gadget id="calculator">2 / 1.7</gadget>
<output>1.176471</output>

<gadget id="calculator">6.8 * 1.176471</gadget>
<output>8.000003</output>

<result>8.000003</result>