On a map with a scale of 1:2000, one side of a right-angled triangle is measured to be 10 centimeters, 8 centimeters, and 6 centimeters. Its actual area is how many square meters.
在比例尺1：2000的地图上，量得一块直角三角形地的一条边分别是10厘、8厘米、6厘米．它的实际而积是多少平方米．
<gadget id="calculator">1 / 2_000</gadget>
<output>1/2_000 = around 0.0005</output>

<gadget id="calculator">6 / (1/2_000)</gadget>
<output>12_000</output>

<gadget id="calculator">8 / (1/2_000)</gadget>
<output>16_000</output>

<gadget id="calculator">16_000 / 2 / 10_000</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">12_000 * (4/5)</gadget>
<output>9_600</output>

<result>9_600</result>