Angle D in △EDF is a right angle. What is the value of tan F?

A) 4/5

B) 3/4

C) 4/3

D) 3/5

What does x = in this equation x+3+2x=x+5

Which of the following circles have their centers in the third quadrant? check all that apply.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.