Two identical triangles are put together to form a parallelogram with an area of 7.6 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7.6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">7.6 / 2</gadget>
<output>3.8</output>

<result>3.8</result>