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Constructing triangles with a protractor and compass: Instructional video
This video will teach you how to construct triangles using a compass and a protractor. Each construction is visually elaborated step by step.
You will also learn to draw the bisectors in a triangle with the protractor.Translated by
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Solving systems: Explanation video
Explanation video in which a test about systems is completely solved.
The following topics are covered in the questions:
- graphical system solving (using graphic calculator);
- solving system using substitution method;
- solve system using combination …
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Grandma Lut and grandpa Ludo tell you their own story
Grandma Lut and grandpa Ludo tell a story in which they start from the story of the Oinkbeest. They link this own story to the corona period.
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Learning mathematical definitions. How do I do that?
Share this video with your students. How do you memorize mathematical definitions?
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Construction of equally long line segments: Step-by-step plan
The video explains how two equally long line segments can be drawn with a compass and a geo triangle. After watching the video clip you can work independently.
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Financial algebra: Excel (2)
In this video I explain four financial functions in Excel (HW, NPER, RENTE and BET) from the point of view of someone who wants to borrow.
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VideoSchoolboard -
Financial algebra: Excel
In the video I explain five financial functions in Excel (HW, TW, NPER, BET and RENTE) from the point of view of someone who wants to save.
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In parallelogram, diagonals intersect each other: Proof of property
The video clip proves that the diagonals intersect in a parallelogram in half. These fragments can be seen on Youtube and Edpuzzle .
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In parallelogram, diagonals intersect each other in the middle: Proof of property
In the video fragment it is proved that a quadrilateral of which the diagonals intersect in the middle is a parallelogram.
Web link Youtube:
https://youtu.be/BT6JmwuHg0IWeb link Edpuzzle:
https://edpuzzle.com/media/5af6179b2dbff640dbafb441Translated by
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Quadrilateral with pairs of parallel and equally long sides: Proof of property
In the video fragment it is proved that a quadrangle of which a pair of opposite sides are parallel and equally long, is a parallelogram.
Web link Youtube:
https://youtu.be/Ja_g4Ne2eeAWeb link Edpuzzle:
…Translated by
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Quadrangle with equal opposite angles is parallelogram: Proof of property
The video fragment shows that a quadrilateral whose opposite sides are equal is a parallelogram.
Web link Youtube:
https://youtu.be/9QkuHbWk_twWeb link Edpuzzle:
https://edpuzzle.com/media/5af611061cc3ed40d52fbac3Translated by
VideoTeacher -
Opposite angles parallelogram: Proof feature
The video fragment shows that the opposite angles are equal in a parallelogram.
Web link Youtube:
https://youtu.be/2YVvriGMqHIWelink Edpuzzle:
https://edpuzzle.com/media/5af47e928da0f940fa780feeTranslated by
VideoTeacher