Co-interior angles
Lesson 5 / 16
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Lesson outcome
I can recognise that a pair of parallel lines traversed by a straight line produces supplementary co-interior angles.
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Co-interior angles can be identified in an arrangement of 3 line segments.
If two of the lines are parallel then these angles are supplementary.
Knowledge of co-interior angles can be used to find unknown angles.
Knowledge of co-interior, corresponding and alternate angles can be used to find unknown angles.
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