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7.5 Relationship between angles + pie charts Obj: To solve pie chart problems A N/A 20% football o B D C 30% soccer 15% field hockey % of 600 students What % were N/A 20 + 15 + 30 + x = 100 65 + x = 100 -65 x = 35% Ex. 1: Find the number of students that prefer field hockey 600 x .15 = 90 students Ex. 2: Find the m AOC MAOC = 20% + 15% = 35% .35 x 360 = 126 Circle is 360 # of juniors in math 20 NA 60(im3) 40(geometry) 80( alg. II) 200 total students Ex. 3: What % of students are in algebraII & geometry? Part Whole Is or Of 120 200 = 60%