Pie Chart 1 How to draw a pie

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Pie Chart 1: How to draw a pie chart S. Kelleher

Pie Chart 1: How to draw a pie chart S. Kelleher

EXAMPLE 72 People were surveyed about which type of T. V. programme was their

EXAMPLE 72 People were surveyed about which type of T. V. programme was their favourite. The results were: TYPE/CATEGORY Genre Frequency Sport 29 Sci-fi 25 Drama Documentary 10 8 Draw a pie-chart for the information in the table above HOW OFTEN

Calculating the angles CATEGORY TOTAL SURVEY TOTAL NOTE: When doing calculations round to the

Calculating the angles CATEGORY TOTAL SURVEY TOTAL NOTE: When doing calculations round to the nearest whole number of degrees CHECK: Total = 3600

Drawing the angles IGNORE THIS PART OF THE PROTRACTOR WHEN TAKING MEASUREMENTS OR DRAWING

Drawing the angles IGNORE THIS PART OF THE PROTRACTOR WHEN TAKING MEASUREMENTS OR DRAWING CIRLCES

③ Sit the on the cross-hair ④ Trace protractor outline ⑤ Spin the protractor

③ Sit the on the cross-hair ④ Trace protractor outline ⑤ Spin the protractor around ① Draw ⑥ the cross-hair bottom half of the circle ② aprotractor horizontal line from the cross-hair

⑧ line from the to the ⑦ Draw Sit theaprotractor on cross-hair the cross-hair

⑧ line from the to the ⑦ Draw Sit theaprotractor on cross-hair the cross-hair andmark the first angle: 1450

⑨ ⑩ Spin Markthe protractor next anglearound by until itfrom matches ⑪ Draw a

⑨ ⑩ Spin Markthe protractor next anglearound by until itfrom matches ⑪ Draw a line between thecounting cross-hair andthe up firstwith linethe youline have you drawn. drew Angle for the=first 1250 angle. mark.

⑭ Draw afrom line from thearound cross-hair mark. ⑬ Spin Count this line and

⑭ Draw afrom line from thearound cross-hair mark. ⑬ Spin Count this line and place atomark for ⑫ the protractor until it the matches thewith nextthe angle. Angle = 500 up second line

⑮ The final angle is automatically drawn, so only labels need to be added.

⑮ The final angle is automatically drawn, so only labels need to be added. SPORT 1450 1250 SCI-FI 400 500 DOCUMENTARY DRAMA

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