A triangular cotton field has a bottom of 400m and a height of 90m, and a total of 729kg of lint is produced. How many kilograms of lint is produced per hectare on average?
一块三角形的棉田，底400m，高90m，共产皮棉729kg，平均每公顷产皮棉多少千克？
<gadget id="calculator">729 / 3.6</gadget>
<output>202.5</output>

<result>202.5</result>