The reflexive property of angle congruence is represented by which of the following

Taking algebra two apex courses and need with these questions

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Find the solution to this system 2,1 1,-2 1,2 -1,2