Angles a and b are. (Choose all that apply) A. Adjacent to each other
B. Supplementary to each other
C. Complementary to each other
D. Obtuse angles
E. Acute Angles
F. Vertical to each other​

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Can someone me with this? i’m not sure what to put for my equations.