205k views
0 votes
Find the value of y in the diagram below.

Find the value of y in the diagram below.-example-1

1 Answer

1 vote


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

User OblongMedulla
by
5.0k points