### Home > MC1 > Chapter 9 > Lesson 9.3.3 > Problem 9-147

9-147.

Find the area of the part of a typical basketball court shaded in the diagram below.

You can think of this as the area of a rectangle and half of a circle.

The radius of a circle is

The area of the rectangle is

The area of the circle is

We already counted half of the circle though, so we only need half of the area.

If the area of the whole circle is approximately

Now we just need to add the two together: