Cosine rule & Pythagoras' Theorem

Temat:Cosinus, Pitagoras lub twierdzenie Pitagorasa

Drag the RED point to create an non-right angle triangle. How does the COSINE rule extend Pythagoras' theorem to describe non-right angle triangles? (Tick the box to see the Working).

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Graph of y = ax² + bx + c
Drunk Parabola
Graph of y = a(x − h)² + k
Average Distance
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Leah and Nicole's House of Awesomeness Floor#3
Boolean
definite integral
savanna 9 pieces puzzle
Two degrees system

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Punkty specjalne
Ostrosłup
Geometria
Równania kwadratowe
Pierwiastek