If the two sides of a right triangle are 50cm and 38cm respectively, what is its area in square centimetres?
一个直角三角形的两条直角边分别是50cm和38cm，它的面积是多少平方厘米．
<gadget id="calculator">38 / 2</gadget>
<output>19</output>

<gadget id="calculator">50 * 19</gadget>
<output>950</output>

<result>950</result>