Assume you are 80cm from a plane mirror. what area of the, Ask an Expert

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Q1. Assume you are 80cm from a plane mirror. What area of the mirror is used to reflect rays entering one eye from a point on the tip of your nose if your pupil diameter is 5.60 mm?

Q2. A person going for a walk follows the path. The total trip consists of four straight-line paths. At the end of the walk, what are the persons resultant displacement measured from starting point?

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