What does area measure?
Area measures the number of square units within a shape.
What is the perimeter of the square?
Each side = 4 feet
Perimeter = 20 feet
AREA
20' x 15'
Area = 300'
If the area of the square is 64 square centimeters. What is the width or length of each side?
8 x 8 = 64 sq. cm.
Each side = 8 cm
Ms. Howe has a rug that is 12 feet long and 5 feet wide. Ms. Eggert's rug is twice as long as Ms. Howe's rug, but has the same width.
What is the perimeter of Ms. Eggert's rug?
Ms. Eggert's rug is 24 feet long and 5 feet wide.
Perimeter = 2 x 24 + 2 x 5
Perimeter = 48 + 10
Perimeter = 58 feet
What is the area of this shape?
Area = 60 square cm
What is the perimeter of this rectangle?
Perimeter = 2L + 2W
2 x 15 + 2 x 23
30 + 46
Perimeter = 76 inches
Ms. Eggert wants to paint a border around her bedroom. Her bedroom is 25 feet long and 14 feet wide. How long will the border be around her bedroom?
What is the expression you can use?
Perimeter
2 x 25 + 2 x 14
P = 50 + 28
P = 78 feet
If the area of the square is 64 square centimeters. What is the perimeter of the same square?
Each side = 8 cm
Perimeter = 2 x 8 + 2 x 8
Perimeter = 4 x 8
Perimeter = 32 cm.
Ms. Howe has a rug that is 12 feet long and 5 feet wide. Ms. Eggert's rug is twice as long as Ms. Howe's rug, but has the same width.
What is the are of Ms. Eggert's rug in square feet?
Ms. Eggert's rug is 24 feet long and 5 feet wide.
Area = 24 x 5
Area = 120 square feet
What is the area of this shape?
84 square cm
Perimeter = 2 x 12" + 2 x 10"
24" + 20"
Perimeter = 24" + 20"
Perimeter = 44"
A museum want to create a wall mural that measure 22 feet long and 19 feet wide. How many square feet will the mural cover?
Write the equation you could use to solve this problem?
AREA
22 x 19
Area = 418 square feet
Find the length of the missing side.
24 - 9 - 9 = 6
L = 6 2
L = 3
Name the dimensions of a rectangle that has the same area as the above rectangle.
1 cm and 30 cm
2 cm and 15 cm
3 cm and 10 cm
A farmer is making a large pen for all his pigs. The space will be rectangular and measure 26 feet long and 14 feet wide.
What will be the area of the pen?
364 square feet
A farmer needs to build a fence around his farm that has dimensions of 35 feet by 42 feet.
What is the expression that you could use to find the amount of fencing the farmer needs?
Perimeter
2 x 35 feet + 2 x 42 feet
70 feet + 84 feet
Perimeter = 154 feet
Ms. Eggert needs a new fence for her dogs.
The dimensions of her yard are 36 feet long by 24 feet wide.
How many feet of fencing will she need?
Perimeter
P = 2 x 36ft. + 2 x 24ft.
P = 72ft. + 48ft.
P = 120 ft.
Find the missing side.
24 3 = 8
Length = 8 units
Angela has a sticker box shown below. If the length of the box was DOUBLED, what would happen to the total area of the rectangle?
It would double.
15 x 18 = 270 square inches
30 x 18 = 540 square inches
Angela bought a new rug for her bedroom.
The AREA of the rug was 136 square feet.
The rug has a width of 8 feet.
What number sentence could you use to solve this problem?
What is the length of Angela’s new rug?
136 8
Length = 17 feet
The total perimeter of this rectangle is 36 cm. What is the value of the missing side?
12 + 12 = 24
36 - 24 = 12
12 2 = 6
Each missing side = 6 cm
Irondequoit needs to rope off an area of the park for a community event.
To make room for the crowd of people the area will be 98 meters by 54 meters.
How much rope will be needed to make sure the area is completely enclosed?
Perimeter
P = 2 x 98m + 2 x 54m
P = 196m + 108m
Perimeter = 304m
The perimeter of Ms. Eggert's garden is 150 feet.
The length of her garden is 50 feet.
What is the width of her garden?
150 - 50 (side) -50 (side) = 50 (leftover for 2 width sides)
50 2 = 25 feet
The width of the garden is 25 feet.
The figure below represents Ms. Eggert's kitchen. Her house is getting remodeled and the length of her kitchen will increase by 10 feet and the width by 5 feet. What is the DIFFERENCE in the AREA, in square feet, between her old kitchen and her new kitchen?
Area of old kitchen = 10 x 5 = 50 square feet
Length of new kitchen = 10 feet + 10 feet = 20 feet
Width of new kitchen = 5 feet + 5 feet = 10 feet
Area of new kitchen = 20 x 10 = 200 feet
Difference between area of old kitchen and new kitchen = 200 - 50 = 150 feet
Ms. Howe is buying a new rug for her living room. The area of her room is 23 feet long by 18 feet wide. How many square feet of rug does Ms. Howe need to buy?
What is the equation you could use?
23 x 18 =
Area = 414 square feet
The area of the bathroom floor is 30 square feet.
The length of the floor is 6 feet.
What is the perimeter of the bathroom?
Find the missing side: 30 6 = 5 feet
Perimeter = 2 x 6 + 2 x 5
Perimeter = 12 + 10
Perimeter = 22 feet
Ms. Howe was making a quilt and was cutting some fabric. She cut a piece of fabric that was 6 centimeters wide and had an area of 78 square centimeters.
Now Ms. Howe wants to put a pretty border around her quilt.
How many feet of fabric will she need for her border?
78 6 = 13
Missing side = 13 cm
Perimeter for border = 2 x 13 + 2 x 6
Perimeter = 26 + 12
Perimeter = 38 cm
A classroom has a length of 8 feet. The area of the classroom is 368 square feet. What is the width, in feet, of the classroom?
Write the equation you could use to solve this problem?
368 8 =
Width = 46 feet
Leah is making a blanket that is 8 feet long and 9 feet wide. Tiffany's blanket is twice as wide as Leah's blanket, but has the same length.
What is the area and perimeter of Tiffany's blanket?
The dimensions of Tiffany's blanket are 8 feet long and 18 feet wide.
Area = 18 x 8 = 144 square feet
Perimeter = 18 x 2 + 8 x 2
Perimeter = 36 + 16
Perimeter = 52 feet