12 juice boxes for 3.36$ as a unit rate

What is the measure of angle afe? 79 81 91 99

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.