Mathematics, 02.02.2021 19:40 lillyawesome28
A person stands 150 feet away from a flagpole and measures an angle of elevation of 32° from his horizontal line of sight to the top of the flagpole. Assume that the person’s eyes are a vertical distance of 6 feet from the ground. What is the height of the flagpole?
Answers: 1
Mathematics, 21.06.2019 13:00, shaniqwakirkseyniqwa
Atriangle includes one angle that 72º. which pair could be the measures of the other two angles of the triangle? a. 9º, 9º b. 26º, 46º c. 53º, 55º d. 72º, 108º
Answers: 2
Mathematics, 21.06.2019 21:30, amesha62
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
A person stands 150 feet away from a flagpole and measures an angle of elevation of 32° from his hor...
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