"which describes the slope of this line?

a. negative slope
b. zero slope
c. positive slope
d. undefined slope"

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.

Rounded to the nearest tenth, what is the value of x

If the perimeter of the square equals the perimeter of the regular pentagon. each side of a pentagon is 16cm long. how long is each side of the square?