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Geometry 5-4a GeoGebra Primer: Medians and Altitudes
By Matthew Richardson
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Last updated almost 4 years ago
7 questions
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Explore the applet for a few minutes before responding to the items that follow.
Be sure to move the purple vertex of the triangle as well.
Question 1
1.
Exploration:
What do you know about point
M
?
Question 2
2.
Exploration:
What do you know about the green line segment?
Question 3
3.
Exploration:
Can the green segment ever be on the outside of the triangle? Explain why or why not.
Be sure to try a variety of triangle shapes in the applet before responding.
Question 4
4.
Vocabulary:
The green line segment is said to be a
median
of the triangle. How do you think
median
could be defined?
Explore the applet for a few minutes before responding to the items that follow.
Be sure to move the blue vertex of the triangle as well.
Question 5
5.
Exploration:
What do you know about the purple line segment?
Question 6
6.
Exploration:
Can the purple segment ever be on the inside of the triangle? Explain why or why not.
Be sure to try a variety of triangle shapes in the applet before responding.
Question 7
7.
Vocabulary:
The purple line segment is said to be an
altitude
of the triangle. How do you think
altitude
could be defined?