The base of a triangle is 8 cm long and the height is 2 cm long. What is the area of the triangle?
一个三角形的底长8厘米，比高长2厘米，这个三角形的面积是多少．
<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<result>24</result>