If the base of a parallelogram is 25 cm and the height is 12 cm, what is the area in square centimeters of the triangle with the same base and height?
一个平行四边形的底是25厘米、高是12厘米，与它等底等高的三角形面积是多少平方厘米．
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">25 * 6</gadget>
<output>150</output>

<result>150</result>