ClassFlow
Class Flow: Reading Circle Graphs
[Free Registration/Login Required] Students are asked to figure out the size of the shaded portions of a circle graph. They then complete a chart showing the fraction, decimal, and percentage equivalents.
ClassFlow
Class Flow: Types of Graphs
[Free Registration/Login Required] This flipchart explores the use of graphs. Bar graphs, tables and circle graphs are discussed.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Circle Graph
Find a quick, concise explanation of Circle/Pie Graphs. An example is given and step by step clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Circle Graphs
Two problems present practice creating a circle graph from a data table. Both are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
National Council of Teachers of Mathematics
Nctm: Illuminations: Circle Grapher
A computer applet that will draw any circle graph with student's data input.