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§2.4 Median and Altitude
C2 Distance and Area
Mr. Fintelman (FNL)
Wednesday October 23rd
2024
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Slide 1:
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Wiskunde
Middelbare school
vwo
Leerjaar 2
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15 slides
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text slides
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Lesson duration is:
90 min
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Items in this lesson
C2 Distance and Area
Mr. Fintelman (FNL)
Wednesday October 23rd
2024
Slide 1 - Slide
Date
Wednesday October 23rd 2024
Paragraph
§2.4 Median and Altitude
Pages from the handbook
Pag. 68-71
Subject
Median and altitude
Today is the day...
Slide 2 - Slide
I can already…
… draw angle bisectors.
… draw perpendicular bisectors.
Prior Knowledge
Slide 3 - Slide
What is a perpendicular bisector?
Slide 4 - Slide
What is an angle bisector?
Slide 5 - Slide
After this lesson, I can...
… draw medians in a triangle.
… draw altitudes in a triangle.
Goals
Slide 6 - Slide
What is a median?
Slide 7 - Slide
Drawing medians
Draw a random triangle ABC.
Draw the three medians.
Example:
timer
1:30
Slide 8 - Slide
Draw a triangle with a given median - Pag. 69
Slide 9 - Slide
Draw a triangle with a given median - Pag. 69
Slide 10 - Slide
Sketch your triangle
pag. -
Slide 11 - Slide
Altitudes
Slide 12 - Slide
Drawing Altitudes
Draw a random
obtuse
triangle ABC.
Draw all three altitudes.
Example:
timer
2:00
Slide 13 - Slide
Worktime
You work neatly by…
… reading the
theory
(again) before asking a question to your classmate.
…
raising a hand
before asking a question to the teacher.
… if the teacher is busy, remember your question and
move on
.
Help:
Exercises: 44, 45, 46, 49, 50 and 52.
Assignments:
Pages: 68-71
Exercises: 44, 45, 46, 49, 50 and 52.
Assignments from the planning of WEEK 1:
Extra:
Exercises: 47 and 53
Slide 14 - Slide
Now I can...
… draw medians in a triangle.
… draw altitudes in a triangle.
Reflection
Slide 15 - Slide
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