Applications of pythagorean theorem

Intros
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Lessons

  1. i) What is Pythagorean Theorem?

    ii) How to use Pythagorean Theorem to find sides of a triangle?

  2. What are Pythagorean Triples?
Examples
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Lessons
  1. An aeroplane flew from point A to point B, and then to Point C. How far is the plane from point A? Refer to the diagram below.
    Applications of pythagorean theorem to calculate distance
  2. A 2.5 m long ladder is put against a wall. If the base of the ladder is 1.25 m away from the wall, what is the length from the ground to the point where the top of ladder touches the wall?
  3. Which triangle has a longer perimeter?
    Triangle A
    Applications of pythagorean theorem to calculate perimeter of triangles
    Triangle B
    Applications of pythagorean theorem to calculate perimeter of triangles