The Tangent Ratio

Autor:Sean Veights, Peter22

Note what happens to the values of the fractions when you change 1. The size of the triangle by moving point B 2. The angle in the triangle by adjusting angle alpha (at point A)

Nuevos recursos

Area of a Trapezoid
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Trammel of Archimedes Art
Sum of Squares: Proof without Words
Mondrian's Puzzle

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Topic 8_Circle free
How Many Solutions?
Eulerren zirkunferetzia
y = a sin [b(x+c)] + d

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Adición
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Ortocentro