The area of a triangle is 34dm**3, what is the area of a parallelogram with the same base and height as dm**2?
三角形的面积是34dm**3，与它等底等高的平行四边形的面积是多少dm**2．
<gadget id="calculator">34 * 2</gadget>
<output>68</output>

<result>68</result>