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?
ER
Ok

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance

What is 140% of 25? because i need