The area of a triangle is 29.4 square centimeters and the height is 8.4 square centimeters. What is its base in centimeters?
一个三角形的面积是29.4平方厘米，高是8.4平方厘米．它的底是多少厘米？
<gadget id="calculator">2 / 8.4</gadget>
<output>0.238095</output>

<gadget id="calculator">29.4 * 0.238095</gadget>
<output>6.999993</output>

<result>6.999993</result>