### Discussion

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##### Andy C.

University of Michigan - Ann Arbor

LB
##### Jared E.

University of Winnipeg

### Video Transcript

but a healthy given problem. The sign. Oh, so the the dingo off the critical angle. Easy call to side in Warsaw from signing Worse if we wondered why baby too, Um, where we want is Ah 3 43 divided by. And he too is 1850 50. Uh, excuse us. A critical angle off, then poor and seven degrees. But me sound sound must be traveling in the air in air in order to undergo total in tow. Internal reflection. But see the statement is correct because the concrete walls agreed. World's reflect reflects all songs A LL sounds with the instant angle between a 10.72 90 degrees agrees.

Wesleyan University
##### Andy C.

University of Michigan - Ann Arbor

LB
##### Jared E.

University of Winnipeg