X² = z² + y² – 2zy cos θ
Z² = x² + y² – 2xy cos γ
Y² = x² + z² – 2xz cos α
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X² = z² + y² – 2zy cos θ
Z² = x² + y² – 2xy cos γ
Y² = x² + z² – 2xz cos α
Posted from WordPress for Windows Phone
