It is known that the upper base of the trapezoid is 6 meters, the lower base is 8 meters, and the height is 14 meters. Find the area?
已知梯形的上底是6米，下底是8米，高14米，求面积？
<gadget id="calculator">6 + 8</gadget>
<output>14</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<gadget id="calculator">14 * 7</gadget>
<output>98</output>

<result>98</result>