Li Ming forms a triangle with a 1m long iron wire. One side of the triangle is (1/4)m and the other side is (3/8)m. What is the length of the third side in meters? What kind of triangle is it?
李明用一根1m长的铁丝围成一个三角形，量得三角形的一边是(1/4)m，另一边是(3/8)m，第三边长是多少米？它是一个什么三角形？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

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

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