Search problems

3 problems match “central angle”. Clear

Visitors search a sample. Sign in for free to search every problem. Sign in

1. Pie graph angle for cherry pie ●○○○○ 10 ptsOf the 36 students in Richelle's class, 12 prefer chocolate pie, 8 prefer apple pie, and 6 prefer blueberry pie. Half of the remaining students prefer cherry pie and half prefer lemon pie. In Richelle's pie graph showing this data, how many degrees should she use for cherry pie?
2. Central angle of a male 45-54 sector ●○○○○ 10 ptsTim wants to create a circle graph showing the number of physicians whose specialty is aerospace medicine. He knows the following information. - 53 male physicians are under 35 years of age. - 8 female physicians are under 35 years of age. - 155 male physicians are between 35 and 44 years of age. - 17 female physicians are between 35 and 44 years of age. - 145 male physicians are between 45 and 54 years of age. - 10 female physicians are between 45 and 54 years of age. - 98 male physicians are over 54 years of age. - 2 female physicians are over 54 years of age. He wants to include each of the eight groups in his graph. How many degrees would he use for the central angle of the "45-54 year-old males" sector? Express your answer to the nearest whole number.
3. Angle at vertex of clock star polygon ●●○○○ 20 ptsA star polygon is drawn on a clock face by drawing a chord from each number to the fifth number clockwise from that number. That is, chords are drawn from 12 to 5, from 5 to 10, from 10 to 3, and so on, ending back at 12. Find the degree measure of the angle at each vertex of the star polygon.