Triangles

What makes a triangle equilateral, isosceles, or scalene?

How are these triangles the same? How are they different? Manipulate the triangles by dragging their blue corner points. What happens to their side lengths?

New Resources

Domino Chain Reaction
רישום חופשי
Science Park 1
The Cosine Formula - Proof Without Words
Positive and Negative Space

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Αντίστροφη Δίκλαδης
三棱锥截面
Right Triangle Ratios
Pd4_Review Activity 2
Algebraic Fractions in Equations and Expressions

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Terms
Cosine
Quadratic Functions
Means
Histogram