Two identical triangles are put together to form a parallelogram with an area of 9.2 square centimeters. What is the area of one of the triangles in square centimeters?
两个完全一样的三角形，拼成一个面积是9.2平方厘米的平行四边形，其中一个三角形的面积是多少平方厘米．
<gadget id="calculator">9.2 / 2</gadget>
<output>4.6</output>

<result>4.6</result>