 # AREA & PERIMETER Created by Miss Mott. AREA What is area? Area is the amount of ____________ that an object takes up. Area is measured in _____________.

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AREA & PERIMETER Created by Miss Mott

AREA

What is area? Area is the amount of ____________ that an object takes up. Area is measured in _____________ units. It’s what the inside measures!

There are 2 ways to find the area of an object.

Way #1: Count the number of squares.

Way # 1: Count the total number of squares. 1. What is the area? ______________________

Way # 1: Count the total number of squares. 2. What is the area? ______________________

Way # 1: Count the total number of squares. 3. What is the area? ______________________

Way # 1: Count the total number of squares. 4. What is the area? ______________________

Way #2: Multiply the length X width.

Way # 2: Length X Width 1. What is the area? ______________________ 4 cm 2 cm

Way # 2: Length X Width 2. What is the area? ______________________ 3 cm

Way # 2: Length X Width 3. What is the area? ______________________ 8 cm 4 cm

Way # 2: Length X Width 4. What is the area? ______________________ 6 cm

PERIMETER

What is perimeter? Perimeter is the ____________ around an object. It is what the outside measures!

There are 2 ways to find the perimeter.

Way #1: Count the spaces outside the object.

Way # 1: Count the number of spaces outside the object 1. What is the perimeter? __________________

Way # 1: Count the number of spaces outside the object 2. What is the perimeter? __________________

Way # 1: Count the number of spaces outside the object 3. What is the perimeter? __________________

Way # 1: Count the number of spaces outside the object 4. What is the perimeter? __________________

Way #2: Add all of the sides together.

Way # 2: Add all of the sides 1. What is the perimeter? __________________ 4 cm 2 cm

Way # 2: Add all of the sides 2. What is the perimeter? __________________ 3 cm

Way # 2: Add all of the sides 3. What is the perimeter? __________________ 8 cm 4 cm

Way # 2: Add all of the sides 4. What is the perimeter? __________________ 6 cm

Way # 2: Add all of the sides 5. What is the perimeter? __________________ 4 cm

Way # 2: Add all of the sides 6. What is the perimeter? __________________ Note: Each line measure 1 cm.

AREA & PERIMETER

Practice Problem #1 What is the area? ____________________ What is the perimeter? _______________ FORMULAS: AREA – space inside; count the squares inside or use length x width PERIMETER – distance around the outside; add all sides or count spaces outside the object

Practice Problem #2 What is the area? ____________________ What is the perimeter? _______________ FORMULAS: AREA – space inside; count the squares inside or use length x width PERIMETER – distance around the outside; add all sides or count spaces outside the object

Practice Problem #3 What is the area? ____________________ What is the perimeter? _______________ FORMULAS: AREA – space inside; count the squares inside or use length x width PERIMETER – distance around the outside; add all sides or count spaces outside the object

Practice Problem #4 What is the area? ____________________ What is the perimeter? _______________ FORMULAS: AREA – space inside; count the squares inside or use length x width PERIMETER – distance around the outside; add all sides or count spaces outside the object 3 cm 1 cm 3 cm 1 cm

Practice Problem #5 What is the area? ____________________ What is the perimeter? _______________ FORMULAS: AREA – space inside; count the squares inside or use length x width PERIMETER – distance around the outside; add all sides or count spaces outside the object 2 cm

AREA & PERIMETER

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