Spreadsheet: 466042d1465994502-how-to-create-knee-flexion-and-extension-graph-from-this-raw-data-xyz-1143658
Sheet: Step By Step

Original | Xcoord | Ycoord | Zcoord |  | Dervied | Xcoord | Ycoord |  |  | Calculated Angles
One | -8.24695661087139 | -6.538171663187891 | -7.157364168273177 |  |  | -8.24695661087139 | -6.538171663187891 |  |  | 0 | 0 | 0 | Sin values
Two | -4.404065580658321 | -8.101527645367156 | -0.8764651508486143 |  |  | -4.404065580658321 | -8.101527645367156 |  |  | 1 | 1 | 1 | Cos values
Three | -3.537706484241205 | 0.4111582671220271 | 2.211881405427913 |  |  | -3.537706484241205 | 0.4111582671220271
Four | 7.113822707537985 | 9.079350730545901 | -7.469935308707107 |  |  | 7.113822707537985 | 9.079350730545901 |  |  | Rotation Matrix
Five | 1.991873187497988 | 6.413114417738246 | 7.423236607313726 |  |  | 1.991873187497988 | 6.413114417738246 |  |  | 1 | 0 | 0
Six | 7.833260428100086 | -5.322795629053836 | 9.050667062278087 |  |  | 7.833260428100086 | -5.322795629053836 |  |  | 0 | 1 | 0
Seven | -9.17224136689521 | 3.644075722135267 | -7.305792909541893 |  |  | -9.17224136689521 | 3.644075722135267 |  |  | 0 | 0 | 1
Eight | -5.965624610928741 | -4.172763931169401 | 3.511971985313571 |  |  | -5.965624610928741 | -4.172763931169401
Nine | -4.696592235417913 | -1.005804039328342 | 6.225069756354813 |  |  | -4.696592235417913 | -1.005804039328342 |  |  | Angle of rotation for chart
Ten | 0.6366171606181403 | -3.556325569243803 | -2.446875543393054 |  |  | 0.6366171606181403 | -3.556325569243803
 |  |  |  |  |  |  |  |  |  | X Angle | 0
 |  |  |  |  |  |  |  |  |  | Y Angle | 0
 |  |  |  |  |  |  |  |  |  | Z Angle | 0
 |  |  |  |  |  |  |  |  |  | Axes | X | Y | Z
 |  |  |  |  |  |  |  |  |  |  | -10 | 0 | 0
 |  |  |  |  |  |  |  |  |  |  | 10 | 0 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | -10 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | 10 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | 0 | -10
 |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 0
 |  |  |  |  |  |  |  |  |  |  | 10 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | -10
 |  |  |  |  |  |  |  |  |  |  | 0 | 10
 |  |  |  |  |  |  |  |  |  |  | 0 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | 0
 |  |  |  |  |  |  |  |  |  |  | 0 | 0
 |  |  |  |  |  |  |  |  |  | Cage | X | Y | Z
 |  |  |  |  |  |  |  |  |  |  | -10 | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | -10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | -10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | 10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10
 |  |  |  |  |  |  |  |  |  |  | 10 | -10