What is the measure of angle X?

Enter your answer as a decimal in the box. Round only your answer to the nearest hundredth.

°

triangle x y z with right angle y. x y equals 13. y z equals 84. x z equals 85.

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events