dreaswagger1p0ednn dreaswagger1p0ednn

03-12-2017
Mathematics

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How do you find DE? I don’t really understand

How do you find DE I dont really understand class=

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lesliekolleroxrkcf lesliekolleroxrkcf

03-12-2017

since the triangle is equiangular ( given ) it is also equilateral ( definition,)

therefore 3x-4=5x-12
2x = 8
x=4. plugging this in either side given equals 8 so the third side is also 8

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