What is the area of an isosceles right triangle with a side length of 16 cm?
一个等腰直角三角形，腰长16厘米，面积是多少平方厘米．
<gadget id="calculator">16 / 2</gadget>
<output>8</output>

<gadget id="calculator">16 * 8</gadget>
<output>128</output>

<result>128</result>