Using the drawing, how would you classify angles 9 and 10?

a. vertical
b. reflex
c. adjacent
d. obtuse

Solve |2x - 5| = 4 if anyone could , that would be great

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu