Xiaoming’s vegetable plot is trapezoidal, with an upper base of 6 meters, a lower base of 10 meters, and a height of 12 meters. If 7 kilograms of tomatoes are harvested per square meter, how many kilograms of tomatoes can be harvested in this vegetable plot?
小明家的菜地是梯形的，上底是6米，下底是10米，高是12米，如果每平方米收西红柿7千克，这块菜地可以收西红柿多少千克？
<gadget id="calculator">6 + 10</gadget>
<output>16</output>

<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">16 * 6</gadget>
<output>96</output>

<gadget id="calculator">96 * 7</gadget>
<output>672</output>

<result>672</result>