Two angles are supplementary and one of them is 31 degrees. what is the size of the other angle?

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Write the pair of fractions as a pair of fractions with a common denominator