Someone please help me fast w this one If angle 2 is 66 degrees, what is the measure of angle 1 ?

Options : 1 ) 66degrees

2) 114 degrees

3) 180 degrees

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.

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 “positive” test result is one that indicates presence of epo in an athlete’s 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

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?