Perimeter and Area

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Curipod generated lesson: "Perimeter and Area". #5-7

hedrick.zb

Updated 5 months ago

1. Word cloud
120 seconds
What are two concepts related to geometry?
2. Slide
60 seconds
Perimeter is the distance around a shape, like a fence around a yard. Area is the amount of space inside a shape, like the amount of grass in the yard. We measure perimeter in units like inches or feet. We measure area in square units like square inches or square feet.
Perimeter and Area
3. Slide
60 seconds
Perimeter: The length around the outside of a shape. Area: The amount of space inside a shape. Volume: We use volume to find the amount of water to fill a pool, the amount of water to fill a tub, or the amount of dirt to fill a flowerbed!
Concepts:
4. Slide
60 seconds
The area of a circle can be calculated by multiplying pi by the square of the circle's radius. The perimeter of an equilateral triangle is three times the length of any side. The area of a rectangle can be calculated by multiplying the length of its two sides together.
Did you know?
5. Open question
180 seconds
Work together in pairs: What is the formula for finding the area of a rectangle?
6. Open question
180 seconds
Work together in pairs: What is the formula for calculating the perimeter of a rectangle?
7. Drawings
450 seconds
Brain break: Create a drawing of a mythical creature that lives in a wild and fantastical world. It must have at least five unique features and include a detailed background.
8. Poll
60 seconds
What is the formula for finding the perimeter of a rectangle?
• 2 x (length + width)
• length x width
• Length + width
• Perimeter = 4 x length
9. Poll
60 seconds
What is the formula for finding the area of a rectangle?
• 2 x (length + width)
• length x width
• Length + width
• Perimeter = 4 x length
10. Poll
60 seconds
What is the formula for finding the perimeter of a triangle?
• 2 x (length + width)
• length x width
• Length + width + base
• Perimeter = 4 x length
11. Poll
60 seconds
What is the formula for finding the area of a triangle?
• 2 x (length + width)
• length x width
• base x height
• Perimeter = 4 x length
12. Drawings
450 seconds
Find the perimeter and area of the shape on the board.
13. Drawings
450 seconds
Find the area of the triangle on the board.
14. Drawings
450 seconds
Find the perimeter of the shape on the board.