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SectorGraphs Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 5 Year 9.

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Presentation on theme: "SectorGraphs Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 5 Year 9."— Presentation transcript:

1 SectorGraphs Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 5 Year 9

2 2 C – Sector Graphs They are also called pie charts Expand Button Industry 33% Transport 28% Commercial 18% Residential 21%

3 Industry 33% Transport 28% Commercial 18% Residential 21% % 0.18 C – Sector Graphs To find the angle, multiply percentage by 360 o 28%0.28x 360 o ≈ 101 o 101 o Commercial =18%x 360 o ≈ 65 o 65 o 0.21Residential =x 360 o ≈ 76 o 76 o 33%Industrial =x 360 o ≈ 119 o 119 o Transport =

4 4 C. Drawing a Sector Graphs There are 40 students in a class. 12 like football.Soccer 20 like cricket. The rest hate sports. Football = x 360 o = 108 o 108 o Soccer

5 5 C. Drawing a Sector Graphs There are 40 students in a class. 12 like football.Soccer 18 like cricket. The rest hate sports. Cricket = x 360 o = 162 o 108 o Soccer 162 o Cricket Rest


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