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ABCD is a trapezoid with bases AB and DC. We know that angle C equals 60 and angle D=45. If AB=5-2sqrt3 and BC=8, what is DC?

 
 Sep 8, 2021
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ABCD is a trapezoid with bases AB and DC. We know that angle C equals 60 and angle D=45. If AB=5-2sqrt3 and BC=8, what is DC?

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AB = 5 - 2√3

 

DC = 8(cos30º) + (5 - 2√3) + 8(sin30º) 

 
 Sep 8, 2021
edited by jugoslav  Sep 8, 2021

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