Two angles are supplementary. one angle measures 60 degrees. what is the measure of the other angle?

30 degrees

60 degrees

90 degrees

120 degrees

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

What is the range for 31,39,29,34,37,24,36,33,34,28

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x