Xiaohong surrounds a triangle with a 1-meter-long iron wire, and measures the length of one side (3/8) m, the length of the other side (1/4) m, how many meters is the length of the third side? Divided by sides, what kind of triangle is it?
小红用一根1米长的铁丝围一个三角形，量得一边长(3/8)m，另一条边长(1/4)m，第三条边长多少米？按边分它是一个什么三角形？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (3/8) - (1/4)</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>