If the two sides of a right triangle are 4 cm and 3 cm respectively, what is the area of the right triangle in square centimeters?
一个直角三角形的两条直角边分别是4厘米和3厘米，这个直角三角形的面积是多少平方厘米．
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<result>6</result>