Mathematics, 10.10.2019 19:30 Serenitybella
The length of time needed to complete a certain test is normally distributed with mean 74 minutes and standard deviation 12 minutes. find the probability that it will take between 72 and 77 minutes to complete the test.
Answers: 2
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Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?
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Mathematics, 22.06.2019 01:00
Use the drop-down menus to complete the statements to match the information shown by the graph.
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Mathematics, 22.06.2019 01:00
Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units
Answers: 3
Mathematics, 22.06.2019 02:00
Aladder that is 20 ft. long against the side of a building. f the angle formed between the ladder and the ground is 75 degrees, how far is the bottom of the ladder from the base of the building?
Answers: 3
The length of time needed to complete a certain test is normally distributed with mean 74 minutes an...
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