Find the perimeter of triangle ABC with vertices A(-7, -1), B(-4,-1), and C(-7, 3). Show work!
5
-10
A
B
C

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.

10% of 1,900,000. show me how you got the answer

Precalculus question, image attached.