Perimeter
What is the perimeter formula for a rectangle?
P = 2L + 2W
What is the area formula for a rectangle?
A = L x W
Braelynn drew a rectangle with an area of 28 square units. If the width of the rectangle is 4 units. What is the length?
7 units
Kastle built a square hamster cage that has a perimeter of 240 centimeters. What is the length of one side of Kastle's hamster cage?
60 centimeters
Aiden measured the top of his desk. The length of the desk is 24 inches. The width of the desk is 19 inches. What is the perimeter of the desk?
86 inches
The rectangular table in Ms. Wagner's classroom has the following dimensions: 6 feet long and 3 feet wide. What is the area of the table?
18 square feet
9 feet
Mrs. Bizal and Mrs. Schmuecker are decorating two bulletin boards. One bulletin board is 9 feet long by 5 feet and the other is 12 feet by 11 feet. They want to put a border around the perimeter of both bulletin boards. How many feet of border will they need?
74 feet
Grayson and Braylan were arguing over who has the largest backyard. Grayson's backyard is 32 feet long and 24 feet wide. Braylan's backyard is 40 feet long and 18 feet wide. Who has the bigger backyard? How much larger is the backyard?
Braylan's backyard is larger by 4 feet.
Harper and Kolbie were arguing over who had the largest bedroom. Harper's bedroom is 13 feet long and 11 feet wide. Kolbie's bedroom is 12 feet long and 12 feet wide. What is the are of each bedroom? Whose bedroom is larger?
Kolbie's bedroom: 144 square feet
Kolbie's room is larger.
Lauren's book is in the shape of a square. The perimeter of her book is 36 inches. What is the measurement of one side of her book?
Alaina was building a playhouse in her backyard. She built a wall with an area of 94 square feet. She cut out three 3 foot by 6 foot windows on the wall. How much wall was left after she cut out all the windows?
40 square feet
The fourth grade teachers set up mini soccer fields at recess. Each field had a length of 51 1/2 yards and a width of 12 1/4 yards. What is the perimeter of each field?
127 1/2 yards or 127 2/4 yards
Derek designed a cover for his math binder. The area of the cover is 120 square inches. The dimensions of the binder are 10 inches long and 11 inches wide. Will the cover fit on the binder? Explain.
No, it will not fit because the area of the binder is 110 square inches and the cover is 120 square inches. The cover is too big.
Myles has a mini football field at home. The area of the football field is 175 square centimeters. The length of the football field is 35 centimeters. What is the width of the football field?
5 centimeters
Ms. Wagner has a carpet in the back of her classroom. It is 9 feet by 5 feet. If one student can sit in a 2 feet by 2 feet square, how many student can fit on the carpet?
11 students
Answers Will Vary
Draw two different rectangles with an area of 16 square inches. Label each side of your rectangle.
Answers Will Vary
Addison has a sunflower garden at her house. One side of the garden is 8 feet long, another side is 5 feet long, and another side is 12 feet long. The two remaining sides are the same length. If the perimeter of her garden is 43 feet, how long is each missing side?
9 feet
Riley made brownies for a class party. The dimensions of the brownie pan are 6 inches by 4 inches. She wants to cut the brownies into 1 inch by 2 inch pieces. There are 23 students in her class and each one will get one brownie. If she makes one pan of brownies, will she have enough for everyone in her class? If not, how many pans does she need to make?
No, she does not have enough. Riley needs to make 2 pans of brownies.