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JSS1: MATHEMATICS - 2ND TERM

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  1. Algebraic Processes | Week 1
    4 Topics
    |
    1 Quiz
  2. Simplification of Algebraic Expressions | Week 2
    4 Topics
    |
    1 Quiz
  3. Simplification of Algebraic Expressions 2 (Use of Brackets) | Week 3
    4 Topics
    |
    1 Quiz
  4. Simple Equations | Week 4
    1 Topic
    |
    1 Quiz
  5. Simple Equations II | Week 5
    3 Topics
    |
    1 Quiz
  6. Plane Shapes I | Week 6
    5 Topics
    |
    2 Quizzes
  7. Plane Shapes II | Week 7
    7 Topics
    |
    1 Quiz
  8. Plane Shapes III | Week 8
    7 Topics
    |
    1 Quiz
  9. Decimals and Percentages I | Week 9
    2 Topics
    |
    1 Quiz
  10. Decimals and Percentages II | Week 10
    3 Topics
    |
    1 Quiz



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Topic Content:

  • Area of a Rectangle

In the previous topic, by counting, we obtained an area of 15 cm2 for a 5 cm by 3 cm rectangle.

Notice also that 5 × 3 = 15

Thus, the area of a rectangle = “Length” × “Width”

Area =  L  ×  W 

Where  L  is the Length
Where  W  is the width

Screenshot 2023 12 10 at 08.35.52

If Area is given then to find L or W, we use the following formula:

 

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