Finding the Area of a Circle . Take a circle . . . Divide it up into sectors. Colour the top semicircle green & the lower semicircle yellow. Pull the sectors apart. Arrange the green sectors in one line & the yellow sectors in another line. The sectors fit together like teeth . . .
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
It’s the radius!
Half the circumference
So can you approximate its area?
What would happen if you cut the circle into smaller and smaller sectors?
It would become even more like a rectangle . . .
So this approximation for the area of the circle would be even more accurate . . .