What is the formula for area?
A = length x width
Tom has a poster with a length of 5 feet and a width of 3 feet. He wants to put a wooden frame around the poster. What length of wood will Tom need to frame his poster?
16 feet
What type of math do you use for a perimeter problem?
Addition
34,567 + 4,567 =
39,134
Rectangle
Length: 7 feet Width: 17 feet Perimeter: ?
48 feet
Sally's pool table has an area of 36 square feet. The length of the pool table is 9 feet. What is the width of the pool table?
4 feet
What type of math do you use for an area problem?
Multiplication
74 x 56 =
4,144
Length: 25 feet Width: 19 feet Perimeter: ?
88 feet
Ben is painting his room. He paints 3 walls. Each wall has dimensions of 13 x 8 feet. What is the total area that Ben has to paint?
312 square feet
What is the definition of perimeter?
distance around the outside of a shape
9,327 divided by 4
2,331 R 3
Mike is taking measurements of different rooms in his house. The bonus room has an area of 72 square feet. The length of the room is 8 feet. What is the perimeter of the room?
34 feet
What is the definition of area?
units inside shape
304,328 - 39,649 =
264,679
Length: ? Width: 17 feet Perimeter: 78 feet
22 feet
Hannah and Sally are planting gardens. Hannah's garden is 2 x 8 feet long. Sally's garden is 4 x 4 feet long. They want to put fencing around their gardens. Who will need more fencing?
Hannah
What is different about units of area compared to units of perimeter?
Units of area are "square units"
Order from least to greatest.
0.43, 15, 0.65, 0.98, 67, 0.07, 3
0.07, 0.43, 0.65, 0.98, 3, 15, 67