Grade 5 - Mathematics 8.9 Finding the Areas/Perimeters of Shapes

Perimeter is defined as the distance around a figure.

Perimeter of a rectangle is 2(l+w) units, where l is the length and w is the width.

Perimeter of a square is 4a units where a is the length of the side.

Area of rectangle is l x w sq units.

Area of square is a x a sq units.

The space occupied by an object is called volume.

Volume of a cube is l x b x h cubic units.

Example: What is the area of room that measures 4 ft. by 7 ft. ?
Area = 4 x 7 Answer: 28 sq. ft Directions: Answer the following questions. Also draw the figures and write at least ten examples of your own.

Q 1: What would you need to know to put a fence around a yard? perimeter area and perimeter area

Q 2: What is the perimeter of a yard that is 8 feet by 6 feet? 28 feet 48 feet 48 sq. feet

Q 3: What is the perimeter of a swimming pool that is 12 feet by 19 feet? 62 sq. ft. 62 feet 228 sq. ft.

Q 4: What is the area of a classroom that is 12 feet by 24 feet? 72 sq. ft. 288 ft. 288 sq. ft.

Q 5: To lay carpeting in a room, you need to know the perimeter of the room the area and perimeter of the room area of the room

Q 6: What is the area of a basketball court that is 25 feet by 42 feet? 1,050 sq. feet 134 feet 1,050 feet

Q 7: The area of a room 3 feet by 5 feet is 16 sq. ft. 20 sq. ft. 15 sq. ft.

Q 8: What is the perimeter of a room that is 9 feet by 8 feet? 34 feet 72 square feet 72 feet

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