The circle with center o has a radius of 18 centimeters. if the length of arc ab = 6π centimeters, what is the measure of x?

Given right triangle xyz, which correctly describes the locations of the sides in relation to

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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.