Ib Michelsen – Resources – GeoGebra

The Polar Triangle
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Ib Michelsen
Sfæriske cosinusrelationer
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Ib Michelsen
Koordinater på en kugle
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Ib Michelsen
The dayly life of a Star
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Ib Michelsen
Astronomy
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Ib Michelsen
The orbit of Mars: The last added by GeoGebra (??)
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Ib Michelsen
The orbit of Mars: Found with regression of polar coordinates
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Ib Michelsen
The orbit of Mars: From temporary circle to ellipse
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Ib Michelsen
The orbit of Mars: A point on the orbit (L3)
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Ib Michelsen
The orbit of Mars: Direction
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Ib Michelsen
Triangles
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Ib Michelsen
Similar triangles
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Ib Michelsen
Calculations: Right-angled triangle
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Ib Michelsen
Euklids 1. bog
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Ib Michelsen
Weierstrass
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Ib Michelsen
Pythagoras - bevist med transformation af katetens kvadrat
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Ib Michelsen
Algebraisk bevis for Pythagoras sætning
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Ib Michelsen
Pythagoras sætning (Bevis)
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Ib Michelsen
2 ligninger med 2 ubekendte
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Ib Michelsen
Falske terninger / False dices
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Ib Michelsen