How do the x-intercepts for g(x) = cos (x), relate to the unit circle?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

The measures of two supplementary angles are (2x + 10)° and (8x + 10)°. what is the measure of the larger angle? a. 16° b. 44° c. 14° d. 138°