An equilateral triangle, each side is (3/4) decimeters long. What is its circumference in decimeters?
一个等边三角形，每边长(3/4)分米．它的周长是多少分米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) * 3</gadget>
<output>9/4 = around 2.25</output>

<result>9/4 = around 2.25</result>