Unit Angles in a circle

Janie cut a round slice of watermelon into

3 equal pieces. What is the angle of each piece?

Frank cut a pie into 10 equal slices. There

are only 3 slices left. What is the measure of the angle formed by the 3 slices that are left?

• 7

• 36

• 72

• 108

Maria cut a pizza into 8 equal slices. She put two slices of pizza on each of 3 plates. What is the measure of the angle formed by the slices that are left. Show your work! Draw a picture.

• 45

• 90

• 180

• 270

Mrs. Lawson plants roses in 2/9 of her circular flower garden. What is the angle measure of the section that includes roses?

A circle is divided into 18 equal parts. How many degrees

is the angle for each part?

Brian cut an extra large round pizza into 8 pieces. Seven of the pieces were eaten. What angle measure of pizza is left?

• 30

• 40

• 45

• 90