Exploring Angles and Fractions in Circles

What is the vertex of an angle in a circle?

• The point where two lines meet

• The outer edge of the circle

• The end point of a ray

• The center point of the circle

Tags

CCSS.3.G.A.2

How many parts does a 1/6th fraction piece divide a circle into?

• 3 parts

• 12 parts

• 6 parts

• 4 parts

How is 3/12 simplified?

• 3/4

• 1/2

• 1/3

• 1/4

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What fraction of a circle does a 15-minute interval on a clock represent?

• 1/6

• 1/4

• 1/12

• 1/2

Tags

CCSS.3.G.A.2

What does each number on a clock represent in terms of fractions of an hour?

• 1/6

• 1/3

• 1/12

• 1/4

What fraction of an hour is 45 minutes?

• 1/2

• 3/4

• 1/4

• 2/3

Tags

CCSS.4.MD.A.1

What direction does the minute hand move to represent time passing?

• Clockwise

• Does not move

• Counterclockwise

• Straight line

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

How many thirds of a turn does a 20-minute interval represent?

• One half

• Two thirds

• One third

• One fourth

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What fraction of a turn is made when the minute hand points to the 2?

• 1/4

• 2/12

• 1/12

• 1/6

What fraction of an hour is represented by 40 minutes?

• 2/3

• 1/2

• 1/3

• 3/4