Expression 5: beta equals StartFraction, 180 minus alpha Over 2 , EndFractionβ=180−α2
equals=
48.1 8 9 6 8 5 1 0 4 248.1896851042
5
Expression 6: alpha equals cosine to the negative 1st power StartFraction, 2 "R" squared minus 8 squared Over 2 "R" squared , EndFractionα=cos−12R2−822R2
equals=
83.6 2 0 6 2 9 7 9 1 683.6206297916
6
Expression 7: "R" equals 12 halvesR=122
equals=
66
7
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Center:
center: left parenthesis, 0 , negative 0.6 , right parenthesis0,−0.6