The sum of a number and 12

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Proportions in triangles solve for x

Five friends found a dollar on the ground and decided they each should get 1/5 of it. what amount of money will each friend get? $0.05 $0.20 $0.30 $0.80