In a right triangle, one of the acute angles is (1/4) the sum of the other two angles, how many degrees is this acute angle?
在一个直角三角形中，其中一个锐角是其他两个角度数和的(1/4)，这个锐角是多少度？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">180 * (1/4)</gadget>
<output>45</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">45 / (5/4)</gadget>
<output>36</output>

<result>36</result>