The side length of an equilateral triangle is (8/15) meters, what is its perimeter in meters?
一个正三角形的边长是(8/15)米，它的周长是多少米？
<gadget id="calculator">8 / 15</gadget>
<output>8/15 = around 0.533333</output>

<gadget id="calculator">(8/15) * 3</gadget>
<output>8/5 = around 1.6</output>

<result>8/5 = around 1.6</result>