The lower base of an isosceles trapezoid is 8 cm longer than the upper base, and the upper base and one waist are 36 cm long. What is the perimeter of this trapezoid?
一个等腰梯形的下底比上底长8厘米，上底和一条腰一共长36厘米．这个梯形的周长是多少？
<gadget id="calculator">36 + 8 + 36</gadget>
<output>80</output>

<result>80</result>