### Home > PC > Chapter 8 > Lesson 8.2.3 > Problem 8-112

8-112.

The circle below has a radius of 5 cm. The figure inscribed in the circle is a rectangle with width 2

*x*. Express each of the following in terms of*x*. Homework Help ✎The perimeter of the rectangle.

The area of the rectangle.

Draw a diagonal. If the radius is 5, how long is the diagonal?

Use the Pythagorean Theorem to find the length *L*.

Perimeter = 2(width) + 2(length)

Area = (Length)(Width)