Euclid I.26 part 1

Author:Courtney Roby

If two triangles have two angles equal to one another, and either the adjoining side or that subtending one of the equal angles is equal, then the remaining sides and angle are also equal.

New Resources

Rule of Sarrus - Determinant of a 3×3 Matrix
רישום חופשי
The Geometry of the Coefficients of a Quadratic Function
bewijs stelling van Pythagoras
Domain of f(x,y)

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Level 1 Geometric reasoning
Construct a square
Quadrilaterals Activity
Approximating a Definite Integral from Graph
Predicting the Rotation of Points Around the Origin

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Cube
Volume
Tree Diagrams
Orthocenter
Diagrams