What is the value of x?
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How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

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?