What is the area of a right triangle whose two sides are 8cm and 12cm respectively?
一个直角三角形，它的两条直角边分别是8cm和12cm，它的面积是多少平方厘米．
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<result>48</result>