I can give brainliest, please help me with this! :)

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.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Is this a polynomial function? i need to know asap