Find the angle between the vectors u and v. Express your answer in degrees and round to the nearest tenth of a degree.
u = {5,-5,-9), v=(-8,1,-2)

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

If i have 20$ and i gave 5$ away how much i got