Mathematics, 04.08.2019 14:00 sevanah5506
The angle of elevation to the top of a 20-story skyscraper is measured to be 2 degrees from a point on the ground 5,280 feet from the building. what is the height of the skyscraper to the nearest hundredth foot?
Answers: 2
Mathematics, 21.06.2019 21:30
Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.
Answers: 1
Mathematics, 21.06.2019 21:30
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
The angle of elevation to the top of a 20-story skyscraper is measured to be 2 degrees from a point...
Mathematics, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10
English, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10
History, 18.03.2021 20:10
Biology, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10
English, 18.03.2021 20:10
Mathematics, 18.03.2021 20:10