01-03-2019
Mathematics

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Find the value of y in the diagram below.

Find the value of y in the diagram below class=

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Kamikazeminem Kamikazeminem

01-03-2019

[tex]Answer: \\ 4(2y - 20) + 2y = 720 \\ \Leftrightarrow 2(2y - 20) + y = 360 \\ \Leftrightarrow 4y - 40 + y = 360 \\ \Leftrightarrow 5y = 400 \\ \Leftrightarrow y = 80°[/tex]

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