Make a triangular exhibition board with an area of 160 square decimeters. If the height of the exhibition is 10 decimeters, what is the length of the bottom side of the exhibition board in decimeters?
制一块面积是160平方分米的三角形展览板，如果展览的高是10分米，那么展览板的底边长是多少分米．
<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">160 * (1/5)</gadget>
<output>32</output>

<result>32</result>