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Chapter 9 Section 6: Circles March 11, 2009
Find Circumference   ,[object Object],[object Object],[object Object],Center
Inside the Circle ,[object Object],[object Object],[object Object]
Pi or  π ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Pi ,[object Object],[object Object],[object Object]
Find the circumference of the circle with a diameter of 6ft. ,[object Object],[object Object],[object Object],6 Feet
Find the Circumference of Each Circle ,[object Object],[object Object],[object Object],About 628 Miles About 188.4 mm About 8.8 inches
Making Circle (Pie) Graphs ,[object Object],[object Object],[object Object]
Use proportions to find the measures of the central angles. ,[object Object],[object Object],[object Object],[object Object],[object Object],Find the percentage of 360 ° to find the degree measurement of the central angles. L = 90 ° R = 72 ° C = 54 ° S = 144 °
AT HOME ,[object Object]
Blood Types of Population ,[object Object],43% 5% 12% 40% Type O Type AB Type B Type A 155 ° 18 ° 43 ° 144 °
Students at Western High School: Find Central Angles. ,[object Object],Restaurant: 158 ° Retail: 84 ° Auto Shop: 68 ° Other: 34 ° Library: 17 °
Assignment #16: ,[object Object],[object Object]

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9.6 Circles