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The area of the trapezoid ABCD is equal to 60. The length of one of of the bases is 7 units greater than the other base, and the height of trapezoid ABCD is equal to 6. What is the legth of the median of trapezoid ABCD

 Jul 6, 2021
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base1 = x     base 2 = 7+x       height = 6

 

area =  (base1 + base2)/2   * 6       <====== red is median

60 = (x + 7/2 )*6

10 =  median   

 

 

 

 

 

 

median = (13/2    + 13/2+7 )/2 = 10

 Jul 6, 2021

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