Which key features are present in these three functions?

Someone me what is the area of this figure? 18m 18m 8m 16m

Afunction, f(x), represents the height of a plant x months after being planted. students measure and record the height on a monthly basis. select the appropriate domain for this situation. a. the set of all positive real numbers b. the set of all integers oc. the set of all positive integers od. the set of all real numbers reset next

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.