rebound angle (AKA “angle of reflection”)

What is rebound angle (AKA “angle of reflection”)?

rebound angle (AKA “angle of reflection”) meaning the angle at which a ball rebounds from a rail, measured from the perpendicular to the rail. A ball heading straight away from a rail has a rebound angle of zero.

 

reference: billiards.colostate.edu: Glossary of Pool and Billiards Terms and Phrases

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