A school uses a rectangular red cloth with a length of 9 meters and a width of 6 meters, and cuts it into a right-angled triangle flag with an area of 0.3 square meters. How many sides can be cut?
某学校用长9米，宽6米的长方形红布，裁剪成面积0.3平方米的直角三角形小旗，可以裁多少面？
<gadget id="calculator">6 / 0.3</gadget>
<output>20</output>

<gadget id="calculator">9 * 20</gadget>
<output>180</output>

<result>180</result>