The school originally planned to build a flower bed with a side length of 6 meters. Later, due to aesthetic reasons, it was rebuilt into a triangular flower bed with a base of 6 meters. Calculate the height of this triangular flower bed?
学校原计划建一个边长为6米的花坛，后来由于美观的原因，要改建成底为6米的三角形花坛，算一算，这个三角形花坛的高是多少？
<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 * 6 * (1/3)</gadget>
<output>12</output>

<result>12</result>