If the base of a triangle is 8 decimeters and the height is 1.2 decimeters, what is its area?
一个三角形的底是8分米，高是1.2分米，它的面积是多少平方分米．
<gadget id="calculator">1.2 / 2</gadget>
<output>0.6</output>

<gadget id="calculator">8 * 0.6</gadget>
<output>4.8</output>

<result>4.8</result>