Acertain coin is a circle with diameter 18mm. what is the exact area of either face of the coin in terms of

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

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

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?