Area & Perimeter
What is the formula for Area?
What is the formula for Perimeter?
Area = length x width
Perimeter = length + length + width + width (add up all the sides)
Multiply: 324 x 3
972
Divide: 52 ÷ 4
13
Subtract: 3,000 - 1,879
1,121
A rectangular garden is 18 feet wide and 42 feet long.
What is the total area of the garden?
756 sq. feet
Multiply: 28 x 17
476
Divide: 187 ÷ 6
31 r 1
How do you label area?
Square units (ft, yds, miles, meters, etc.)
Liam walks around a rectangular playground. One lap around the playground is 180 meters. The playground is 30 meters wide.
What is the length of the playground?
The 60 meters
22,910
Donald read 65 pages during carpool this week. If he read the same amount of pages each day Monday - Friday. How many pages did he read each day?
13 pages each day
What is a reasonable estimate for this problem:
38 x 61
2,400
A rectangular soccer field is 50 meters long and 32 meters wide.
Grass must cover the entire field.
How many square meters of grass are needed?
1,600 sq. meters
Powers has turtle chips for snack everyday of the school week. They come in packs of 13 in each snack bag. How many turtle chips does he eat each week?
13 x 5 = 65 turtle chips
Cain ate 43 oatmeal raisin cookies. Donald ate 6 times less than Cain. How many oatmeal raisin cookies did Donald eat?
Answer: 7 and 1/6 cookies
The Statue of Liberty is 305 ft tall. The Empire State Building is about 4 times as tall as the Statue of Liberty. About
How tall is the Empire State Building?
About 1,200 ft
Exactly: 1,220 ft tall
A rectangular dog park has a path around the outside of the park that is 164 meters. The park is 32 meters wide.
What is the length of the park?
What is the area of the park?
What is the perimeter of the park?
Length of the park: 50 meters
Area of the park: 1,600 sq. meters
Perimeter: 164 meters
Town hall is collecting 1,500 pieces of candy to throw during the St. Patrick’s Day parade.
So far they have 28 bags with 25 pieces of candy in each bag and 19 bags with 30 pieces of candy in each bag.
How many more pieces of candy do they need to reach their goal?
230 more pieces of candy
Town hall is planning the St. Patrick’s Day parade. People will line the street for 110 yards. If 30 people stand evenly along this section of the street, how many yards apart will each person stand?
People will stand every 3 yds and 2 ft
Acceptable:
3 yds r 20
3 2/3 yds
Write an equivalent fraction (mixed number) for the improper fraction:
15/4
3 3/4