Our pie chart presentationOur pie chart presentation

Done by: Jody Tjo (06)Done by: Jody Tjo (06) : Xie Shi Ying (17): Xie Shi Ying (17) : Mohd Yazmil (31): Mohd Yazmil (31) : Jason Loh (29): Jason Loh (29) : Yap Sheem Ying (18): Yap Sheem Ying (18)

Presenter: Shi Ying

Presenter: Shi Ying

Advantages of using a pie chart

What is a pie chart?

A pie chart is a type of graph in which a circle is divided into sectors that each represent a proportion of the whole

-ORIGIN 1920s: because of the resemblance

of the graph to a pie divided into portions

The advantages of using a pie chart is that the public can view each sector of the pie chart at a glance

Presenter: Yazmil

Presenter: Yazmil

How to work out the percentages for a pie chart

Category Amount Percentage of sector

Raw food $28,000 ($28,000/$60,000)x100%= 47%

Salary of workers

$18,000 ($18,000/$60,000)x100%= 30%

Preparation materials

$6,000 ($6,000/$60,000)x100%=10%

Rental and utilities

$8,000 ($8,000/$60,000)x100%=13%

Total Amount: $60,000 Total percentage: 100%

Presenter: Jason

Presenter: Jason

How to calculate an angle of a pie chart

oTotal angles should add up to 360°

Category Amount Angle of each sector

Raw food $28,000 ($28,000/$60,000)x360°=168°

Salary of workers $18,000 ($18,000/$60,000)x360°=108°

Preparation materials $6,000 ($6,000/$60,000)x360°=36°

Rental and utilities $8,000 ($8,000/$60,000)x360°=48°

Total Amount: $60,000 Total Angle: 360°

Presenter: Sheem YingPresenter:

Sheem Ying

How to draw a pie chart

How to draw a Pie Chart

Video of how to draw a pie chart(Done by: Jody Tjo)

Sit back, relax and enjoy the show