§5.5 Calculating Angles

C5 Lines and Angles
Mr. Fintelman (FNL)
Thursday January 30th
2025

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C5 Lines and Angles
Mr. Fintelman (FNL)
Thursday January 30th
2025

Slide 1 - Diapositive

Mr. Fintelman (FNL)
Wednesday November 11th
2024

Date
Thursday January 30th 2025
Paragraph
§5.5 Calculating Angles
Pages from the handbook
Pag. 213-216
Subject
Calculating Angles
Today is the day...

Slide 2 - Diapositive

I can already…
  1. … draw triangles with a protractor.

Prior Knowledge

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Slide 4 - Vidéo

After this lesson, I can…
  1. … calculate angles in figures with intersecting lines.

Goals

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Exercise 50 (NO HOMEWORK)

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Exercise 51 (NO HOMEWORK)

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General Proof

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Opposite Angles

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Exercise 53 - Pag. 215

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Exercise 53 - Pag. 215

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Worktime
You work neatly by…
  1. … reading the theory (again) before asking a question to your classmate.
  2. raising a hand before asking a question to the teacher.
  3. … if the teacher is busy, remember your question and move on.
Help:
Exercises: 53, 54, 55 and 56.
Assignments:
Pages: 213-216
Exercises: 53, 54, 55 and 56.

Assignments from the planning of §5.5:
Extra:
Exercises: 57

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Now I can…
  1. … calculate angles in figures with intersecting lines.
Reflection

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Exercise 56 - Pag. 216

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Exercise 56 - Pag. 216

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