The side of an isosceles right triangle is 6 cm and the height is 3 decimeters. What is its area in square meters?
等腰直角三角形的直角边是6厘米，高是3分米，它的面积是多少平方米．
<gadget id="calculator">6 / 2 / 10_000</gadget>
<output>3/10_000 = around 0.0003</output>

<gadget id="calculator">6 * (3/10_000)</gadget>
<output>9/5_000 = around 0.0018</output>

<result>9/5_000 = around 0.0018</result>