Sunshine Primary School has a triangular billboard with a bottom of 3 meters. 2 meters high, 1200 grams of paint on both sides of the bulletin board. How many grams of paint per square meter on average?
阳光小学有一块三角形的宣传栏，底是3米．高2米，在宣传栏的两面刷油漆共用1200克．平均每平方米刷油漆多少克？
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">3 * 1 * 2</gadget>
<output>6</output>

<gadget id="calculator">1_200 / 6</gadget>
<output>200</output>

<result>200</result>