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Mathematics, 21.06.2019 18:00
He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .
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Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
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Mathematics, 21.06.2019 21:10
Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°
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The set of x-values for a relation is algo called the...
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