Showing posts with label Notes for april 12. Show all posts
Showing posts with label Notes for april 12. Show all posts

Friday, April 29, 2011

Notes for April 12, 2011







Interpret Circle graphs
-circle graph is a graph that represents data using sections of a circle

Sector
- sounds like section
- a section of a circle formed by two radii and the arc of a circle connecting the radii

A sector is a percent of the whole

Creating circle graphs

Central angle
- an angle formed by two radii of a circle
- the vertex of the angle is at the center of the circle

How many degrees in a circle
-360 degrees
- 2 protractors

Here is a link about circle graph