If the upper base, lower base and height of a trapezoid are enlarged by 10 times, how many times will its area be enlarged?
如果一个梯形的上底、下底和高都扩大10倍，那么它的面积扩大多少倍．
<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<result>100</result>