There is a triangle whose area is 36 square decimeters, its height is 12 decimeters, how many decimeters is its base? (solution by equation)
有一个三角形的面积是36平方分米，它的高是12分米，底是多少分米？(用方程解)
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">36 / 6</gadget>
<output>6</output>

<result>6</result>