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Given a triangle with angles of 23, 90, 67, what type of triangle is it: acute, equiangular, obtuse, or right?
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Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
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Yvaries inversely as x. y =12 when x=5. find y when x=4
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Given a triangle with angles of 23, 90, 67, what type of triangle is it: acute, equiangular, obtuse...
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