Imagine you are standing 4 meters away from a painting hung on a wall. If the top of the painting is 3 meters from the ground, which expressions represent the angle, θ, that your feet make with the top of the painting?
Expressions:
sin^-1 (3/5) tan^-1 (3/4)
cos^-1 (4/5) sin^-1 (4/5)
tan^-1 (4/3) cos^-1 (3/4)