Define perimeter
The distance around a shape.
Define area
The amount of space a shape takes up.
John made an array with square tiles. The array is 3 tiles long and 5 tiles wide. What is the area?
15 square units
How do we find the perimeter of a shape?
By adding up all the side lengths.
How do we find the area of a shape?
By multiplying two of the sides.
Brandon made an array with square tiles. The array is 4 tiles long and 3 tiles wide. What is the perimeter?
14 units
If a shape has the following side lengths, what is the perimeter? 2, 2, 3, 3
2 + 2 + 3 +3 = 10 units
What is the area of a square with side lengths of 6?
6 x 6 = 36 units
True or False: A polygon can have curves lines.
False
What is the perimeter of a square whose sides are 7 inches long?
7 + 7 + 7 + 7 = 28 inches
What is the area of rectangle with side lengths of 4 cm and 8 cm?
4 x 8 = 32 cm
True or False: A shape has to be closed to be called a polygon.
True
What is the perimeter of a rectangle that has a side of 2 inches and a side of 5 inches?
2 + 2 + 5 + 5 = 14 inches
If a rectangle has the following side lengths, what is the area? 3 and 10
3 x 10 = 30 units