1. January 31st, 2013 Homework: Worksheet on area and circumference Do Now: 1. A circle has a diameter of 31 cm. What is the area of the circle? Round if necessary. 2. A circle has a radius of 4 cm. What is the circumference of the circle? Round if necessary.

4. By the end of today’s lesson, I will find the area and circumference of a circle

5. 1) Circumference: The distance around a circle 2) Area: The size of a surface.

8. What is the difference between the radius and the diameter?

15. Instructions: Do the problem on your worksheet first. When you are done, you can write your answer on your board. Make sure to show your work and box your answer.