For two numbers A and B, it is stipulated that A▽B=A*B/2, such as 4▽3=4*3/2=6, please calculate: 6▽2=how much.
对于两个数A、B，规定A▽B=A*B/2，如4▽3=4*3/2=6请你计算：6▽2=多少．
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">6 * 1</gadget>
<output>6</output>

<result>6</result>