Area of a Circle

posted Feb 3, 2016, 11:53 AM by Michelle Boyd   [ updated Feb 3, 2016, 2:25 PM ]
Sec 9.2 practice
Use your notes to help you!

Video from class.

How do we get the area formula for a circle?  We can use our understanding of the area of a parallelogram, and apply it to a circle.  Watch the video some students and I created a many years ago to see how!

Area of a Circle

Also, here are another couple examples: