Summary
Daniel introduces area as the amount of space inside a 2D shape, measured in square units. Covers counting unit squares and using the formula length × width for rectangles. Includes word problems and real-world context.
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Teaching resources
Discussion questions
Discussion
Area tells us how many square units fit inside a shape.
- What is the difference between area and perimeter?
- A room is 6 feet long and 4 feet wide. What is its area?
- Can two shapes have the same area but different shapes? Show an example.
Quick work-a-long
Vocabulary: area, square unit, length, width, formula.
Try it: Use grid paper — draw a rectangle 5 units × 3 units. Count the squares and check with multiplication.