Mathematics, 14.04.2020 22:54 nextgen32
Your task is to build a road joining a ranch to a highway that enables drivers to reach the city in the shortest time. The perpendicular distance from the ranch to the highway is 30 km and the city is 50 km due east down the highway.
(a) Draw a picture that describes this situation and would help you determine how this should be done if the speed limit is 60 km/h on the road and 110 km/h on the highway.
Answers: 1
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Determine the relationship of ab and cd given the following points
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If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9
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The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac
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3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
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