Expression 4: theta Subscript, 2 , Baseline equals tangent to the negative 1st power left parenthesis, StartFraction, 2sin left parenthesis, negative 2 beta , right parenthesis plus StartRoot, 3 , EndRoot Over 2cos left parenthesis, negative 2 beta , right parenthesis minus 1 , EndFraction , right parenthesisθ2=tan−12sin−2β+32cos−2β−1
equals=
66
4
Expression 5: beta equals StartFraction, 180 minus alpha Over 2 , EndFractionβ=180−α2
equals=
5454
5
Expression 6: alpha equals 360 fifthsα=3605
equals=
7272
6
Expression 7:
7
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center: left parenthesis, 0 , 0 , right parenthesis0,0