The teacher decides to show the data in a circle graph(pie chart). what should be the measure of the central angle of the sector for 3 hours? A. 18 B. 20 C. 36 D.72 E.90

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Answer 1 · 2018-07-20T12:45:25

Answer #E. 90^@#

Circle will have 12 hours like a clock with central angle #360^@#

For 3 hours, it’s #(1/4)^(th) # of # 360^@ = 90^@#