## Calculate angles in a triangle (5G4b)

Calculating angles in a triangle: note that these are not drawn to scale so the angle cannot be measured, it has to be calculated from the knowledge that there are 180 degrees. in a triangle.

## Calculate angles in a triangle (5G4b)

Calculating angles in a triangle: note that these are not drawn to scale so the angle cannot be measured, it has to be calculated from the knowledge that there are 180 degrees. in a triangle.

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