Copy of Explore - Chord Length

Författare/skapare:Nancy Mims, Accesscd

AB and CD are chords that intersect inside circle O. Drag A, B, C, and D to adjust the lines. The text shows the lengths of the segments and their products. How are the products of the segments of the chords related?

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Pythagorean Day
畫三角形
bewijs stelling van Pythagoras
從邊長辨認四邊形
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Moments
Geometry Sources
Archimedes' method for calculating area of curved surface
incenter task

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Andragradsekvationer
Sinus
Kon
Volym
Kub