Question

2. The L.Sc. lecture theatre of a college is 40 ft wide and
has a door at a corner. A teacher enters at 12.00 noon
through the door and makes 10 rounds along the 40 ft
wall back and forth during the period and finally leaves
the class-room at 1250 p.m. through the same door.
Compute his average speed and average velocity.​

Answer 1

Explanation:

but it is strange that he just keep moving

he doesn't teach the class

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