Mathematics, 11.10.2019 18:10 jahi1201
The following problem is modeled after a surveying question developed by a chinese mathematician during the tang dynasty in the seventh century c. e.
a building sits on the edge of a river. a man views the building from the opposite side of the river. he measures the angle of elevation with a handheld tool and finds the angle measure to be 45°. he moves 50 feet away from the river and remeasures the angle of elevation to be 30°. what is the height of the building? from his original location, how far away is the viewer from the top of the building? round to the nearest whole foot.
Answers: 3
Mathematics, 21.06.2019 22:00
The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.
Answers: 1
Mathematics, 22.06.2019 00:20
Which shows how to solve the equation 3/4x=6 for x in one step?
Answers: 2
Mathematics, 22.06.2019 02:30
Suppose you have 10 skittles. 5 green and 5 red. you choose 4 without looking. what is the probability that all 4 skittles will be green?
Answers: 2
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