Applications of pythagorean theorem

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Introduction
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
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
    1. 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?
      1. 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
        Practice
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        Topic Notes
        We will need to apply Pythagorean Theorem often in our daily life. In this lesson, we will focus on tackling some Pythagorean Theorem word problems.