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Polygon Perimeter Practice

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Polygon Perimeter Practice worksheet preview

Polygon Perimeter Practice

Polygon shapes with rulers

🔍 Part 1: Identifying Polygons

1. Circle the shapes that are polygons:

Triangle

Circle

Square

Rectangle

2. What is perimeter?

The area inside a shape

The distance around the outside of a shape

The number of sides in a shape

3. To find the perimeter of a polygon, we need to:

Count the corners

Add up all the side lengths

Multiply the sides

📏 Part 2: Measuring and Calculating Perimeter

4. A triangle has sides that measure 3cm, 4cm, and 5cm. What is the perimeter?

Perimeter = _______ cm

5. A square has all sides measuring 6cm each. What is the perimeter?

Perimeter = _______ cm

6. A rectangle has two sides of 8cm and two sides of 3cm. Calculate the perimeter:

Perimeter = _______ cm

7. Complete this sentence: When measuring perimeter, all sides must be measured using the same _____________.

✏️ Part 3: Problem Solving

8. Draw a polygon and label each side with a measurement. Then calculate its perimeter:

My polygon's perimeter = _______ cm

9. Explain in your own words what perimeter means:
10. If you were measuring the perimeter of your desk, what tool would you use and why?

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