Recent additions (Page 23), Online Learning

Geometry Problems, Online Education

Distance between triangle centers

 

Geometry problems 501-510

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

English ESL, Conversations: In a New Neighborhood, Mind Map

English ESL/EFL: Conversations: In a New Neighborhood, Interactive Mind Map.

English ESL, Conversations: Renting an Apartment, Mind Map

English ESL/EFL: Conversations: Renting an Apartment, Interactive Mind Map.

English ESL, Conversations: Selling a House, Mind Map

English ESL/EFL: Conversations: Selling a House, Interactive Mind Map.

English ESL, Conversations: Shopping, Mind Map

English ESL/EFL: Conversations: Shopping, Interactive Mind Map.

English ESL, Conversations: Small Talk, Mind Map

English ESL/EFL: Conversations: Small Talk, Interactive Mind Map.

English ESL, Conversations: Socializing, Mind Map

English ESL/EFL: Conversations: Socializing, Interactive Mind Map.

English ESL, Conversations: Travel, Mind Map

English ESL/EFL: Conversations: Travel, Mind Map.

Geometry problems 511-520

Geometry Problems 511 - 520.
Triangle, Parallelogram, Double Angle, Angle Bisector, Measure, Square. Concurrency, Area, Cevian, Congruence, Right triangle, 45 Degrees, Perpendicular.

Geometry problems 521-530

Geometry Problems 521 - 530.
Triangle, Squares, Altitude, Rectangle, Area, Circle, Collinear, Median, Trapezoid, Measurement, Tangent, Radius, Equilateral, Circumcircle, Congruence.

Geometry problems 531-540

Geometry Problems 531 - 540.
Triangle, Circumcircle, Area, Angle Bisector, Midpoint, Parallel, Perimeter, Perpendicular, Euclid Elements, Square, Dissection, Sawayama - Thebault's theorem.

Geometry problems 351-360

Geometry Problems 351 - 360.
Rhombus, Incircles, Common tangent, Tangential quadrilateral, Incircle, Inradii, 45 Degrees, Concyclic, Circle, Square, Area, Triangle, 80-80-20 Degrees.

Geometry problems 361-370

Geometry Problems 361 - 370.
Right triangle, Incircle, Incenter, Tangency points, Angle, Circle, Chord, Perpendicular, Congruence, Pythagoras, Obtuse, Diameter, Area, Circular sector.

Geometry problems 371-380

Geometry Problems 371 - 380.
Excenter, Incenter, Square, Inscribed circle, Triangle, Area, Tangent, Diagonal, Perpendicular, Altitude, Angle, Congruence, Parallel.

Geometry problems 381-390

Geometry Problems 381 - 390.
Quadrilateral, Diagonals, Angle Bisectors, Semi-sum of Angles, Concave, Difference, Parallel, Perimeter, Perpendicular, Congruence, Cyclic, Harmonic Mean.

Geometry problems 391-400

Geometry Problems 391 - 400.
Triangle, Parallelogram, Parallel lines, Collinear points, Concurrent, Orthocenter, Circumcircle, Congruence, Square, 15 Degree, Equilateral, Trisector.

Geometry problems 401-410

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

Geometry problems 411-420

Geometry Problems 411 - 420.
Triangle, Median, Angles, Cevian, Congruence, Cyclic quadrilateral, Orthocenter, Parallelogram, Concurrency, Altitude, Trisector, Area, Tangent, Circle.

Geometry problems 421-430

Geometry Problems 421 - 430.
Right Triangle, Regular Pentagon, Cevian, Angles, Measurement, 30 Degrees, Congruence, Circumcircle, Circumcenter, Altitude, CIrcumradius, Quadrant, Area.

Geometry problems 431-440

Geometry Problems 431 - 440.
Quadrilateral, Trapezoid, Midpoint, Diagonal, Transversal, Parallel, Measurement, Similarity, Transversal, Proportion, Ratio, Congruence, Tangent, Isosceles.

Geometry problems 441-450

Geometry Problems 441 - 450.
Quadrilateral, Triangle, Area, Sagitta, Proportion, Measurement, Similarity, Median, Cevian, Transversal, Congruence, Circle, Tangent, Intersection, Secant.

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