Mathematics, 22.06.2019 21:30 itsseand23
Anja is creating a triangle using 3 straws. the 2 shorter straws have lengths of 20cm and 21cm. how long, in centimeters, should the third straw be for anja to create a right triangle
Answers: 2
Mathematics, 21.06.2019 13:00
âabc is reflected across the x-axis and translated 2 units up to give the image âa'b'c' with coordinates a'(1, 1), b'(2, -1), c'(2, 1). what are the coordinates of the preimage âabc? a. a(-1, 1), b(-2, 3), c(-2, 1) b. a(1, 1), b(2, 3), c(2, 1) c. a(1, -3), b(2, -1), c(2, -3) d. a(1, -3), b(2, -5), c(2, -3)
Answers: 2
Mathematics, 21.06.2019 18:30
Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?
Answers: 3
Mathematics, 21.06.2019 19:40
Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a âpositiveâ test result is one that indicates presence of epo in an athleteâs bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297
Answers: 1
Anja is creating a triangle using 3 straws. the 2 shorter straws have lengths of 20cm and 21cm. how...
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