Kayla painted the walls if a rectangular room. two walls are 9 feet by 12 feet. the other two walls are 9 feet by 20 feet. what is the total area of walls that kayla painted

Martha needs 22.25 strawberries for every 5 smoothies she makes. complete the table to see how many strawberries she would need to make 10 smoothies and 20 smoothies.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2