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Lesson 7

Partition Shapes

Homework Helper Cassie made a pie to take to the family reunion. If she wants to partition the pie into 8 equal pieces, what fraction of the pie’s area will each piece represent?

The circle represents the pie’s area.

Partition the circle into 8 equal sections.

The fraction of the pie’s area that each piece represents is 1 _ 8 .

Practice Partition each figure as indicated. Then write the unit fraction of the figure’s area that each equal section represents.

1. 3 equal sections 2. 2 equal sections

3. 4 equal sections 4. 3 equal sections

Program: GMH CCM Component: SEPDF Pass

Vendor: Quad Graphics Grade: 3

Lesson 7 My Homework�875

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Geometry

3.G.2

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Problem Solving

5. 5 Use Math Tools Nicholas and his 2 friends are raking leaves in his rectangular backyard. They decide to partition the yard into 3 equal sections. Each friend will rake one section. Partition the rectangle into 3 equal sections. Label each section with its unit fraction.

6. Partition the hexagon into 4 equal sections. What unit fraction of the hexagon’s area does each section represent?

7. 2 Reason Draw a circle. Partition the circle into six equal sections. What unit fraction of the total area is each section?

Test Practice 8. For art class, each student was given a piece of paper in the

shape of a rectangle. Mrs. Brucker asked the students to partition the paper into 8 equal sections. What unit fraction of the paper’s area will each section have?

A 1_2

C1_6

B1_3

D1_8

Teamwork!

Program: GMH CCM Component: SEPDF Pass

Vendor: Quad Graphics Grade: 3

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