


Open Geometry Problems 

Ten Geometry Problems, Visual Index 

Geometry Problems 1
 10.
Angle, Triangle, Quadrilateral, Congruence, 20, 30, 45, 60, 80, 120
degrees, Median, Auxiliary lines. 

Geometry Problems 101  110.
Angle, Equilateral Triangle, Pythagorean Theorem, Median, Heron, Cevian,
Contact Triangle. 

Geometry Problems 201  210.
Right Triangle, Incircle, Excircle, Area, Points of Tangency, Inradius,
Exradius, Semiperimeter, Hypotenuse, 360 Degrees, Angle. 

Geometry Problems
301 
310.
Circle, Tangent, Secant, Square, Triangle, Angle Bisector, 45, 60, 90, 120 Degrees, Side, Nonagon, Midpoint, Arc, Diagonal, Semicircle. 

Geometry Problems
401 
410.
Area, Triangle, Angle bisector, Circumcircle, Perpendicular bisector, Congruence, Hexagon, Centroid, Similarity, Congruence, Area, Equilateral, Concurrent. 

Geometry Problems
501 
510.
Triangle, Center, Midpoint, Square, Perpendicular, Equilateral, 60 Degrees, Angle, Segment, Congruence, Area, Mind Map. 

In its broad sense, education refers to any act or experience that has a formative effect on the mind, character, or physical ability of an individual...In its technical sense education is the process by which society, through schools, colleges, universities, and other institutions, deliberately transmits its cultural heritageits accumulated knowledge, values, and skillsfrom one generation to another.
George F. Kneller, Introduction to the Philosophy of Education
(New York: John Wiley and Sons, 1971.)

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