If the area of a parallelogram is 6.2 square meters, what is the area of the triangle with the same base and height?
一个平行四边形的面积是6.2㎡，和它等底等高的三角形的面积是多少．
<gadget id="calculator">6.2 / 2</gadget>
<output>3.1</output>

<result>3.1</result>