Mathematics, 07.02.2021 23:50 mangowammy

A periscope is a device that allows an observer on a submarine to search visually above the water when the submarine is submerged at a relatively shallow depth.
In a periscope, the mirrors are mounted parallel to each other as shown. Light rays enter the periscope from the right
and strike the upper mirror. Light rays reflect from that mirror at the same angle at which they strike the mirror, so
21 & 22.What can you say about Z3, the angle at which the reflected light ray strikes the lower mirror?
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A periscope is a device that allows an observer on a submarine to search visually above the water wh...