Online Geometry: Triangles, Theorems and Problems

Online Geometry

Triangles Theorems and Problems- Page 15

Triangles

Complete quadrilateral, Circles

Problem 564.
Complete Quadrilateral, Incenter, Excenter, Concyclic Points, Incircle, Excircle.

Math Education: Triangle, Incenter

Problem 562.
Triangle, Cevian, Incenter, Perpendicular, Concyclic Points, Cyclic Quadrilateral.

Triangle, Cevian, Incenters, 90 Degrees

Problem 561.
Triangle, Cevian, Incenter, Incircle, Perpendicular, Tangent.

Triangle, Cevian, Incircles

Problem 560.
Triangle, Cevian, Incenter, Incircle, Perpendicular, Tangent.

Triangle, Incenter, 90 Degrees

Problem 559.
Triangle, Cevian, Incenters, Angle, 90 Degrees.

Triangle, Circumcircles, Circumcenters, Concyclic

Problem 548.
Triangle, Transversal, Four Circumcircles, Circumcenters, Concyclic Points, Similarity.

Triangle, Four circumcircles

Problem 547.
Triangle, Transversal, Four Circumcircles, Concurrency.

Triangle, Angle Trisectors, Equilateral

Problem 546.
Triangle, Angle Trisectors, 60 Degrees, Equilateral triangle.

Acute Triangle with altitudes and squares

Problem 545.
Acute Triangle, Squares, Altitudes, Area, Measure.

Right triangle, Square, Area

Problem 540.
Right Triangle, Square, Parallel, Perpendicular, Dissection, Area, Pythagoras.

Right triangle, Square, Area

Problem 539.
Right Triangle, Square, Parallel, Perpendicular, Dissection, Area, Pythagoras.

Triangle, Circumcircle, Perpendicular Bisector

Problem 538.
Triangle, Perpendicular Bisector, Circumcircle, Midpoint.

Sawayama - Thebault Theorem

Problem 535.
Sawayama - Thebault's theorem: Triangle, Incircle, Circle, Center, Tangent, Collinear.

Right triangle, square, area

Problem 534.
Right Triangle, Squares, Perpendicular, Dissection, Areas.

Triangle, Area

Problem 532.
Triangle, Circumcircle, Equal Angles, Perpendicular, Area.

Triangle, Semiperimeter

Problem 531.
Triangle, Angle Bisector, Midpoint, Parallel, Perimeter, Semiperimeter.

Triangle, Medians, Perpendicular

Problem 528.
Triangle, Medians, Perpendicular, Measurement.

Equilateral triangle, Circumcircle

Problem 526.
Equilateral Triangle, Circumcircle, Chord, Measurement.

Circle with equilateral triangles

Problem 524.
Circle, Equilateral Triangles, Midpoint, Side, Measurement.

Geometry Problem: Right triangle, Circle, Tangent

Problem 522.
Right Triangle, Circle, Diameter, Tangent.

Triangle, Three Squares, Altitude, Area

Problem 521.
Triangle with three Squares, Altitude, Rectangle, Area.

Triangle with six Squares

Problem 520.
Triangle with six Squares, Ratio, Area.

Triangle with Squares and Rectangles

Problem 519.
Triangle, Squares, Altitude, Perpendicular, Rectangle, Area.

Right triangle with six squares

Problem 517.
Right Triangle, Six Squares, Areas.

Triangle, Cevian, Congruence, Angles

Problem 516.
Triangle, Cevian, Congruence, Angles.

Triaangle, Double-angle, Altitude

Problem 515.
Triangle, Double Angle, Altitude, Measure.

Triangle with five squares

Problem 514.
Triangle, Five Squares, Line, Area.

Geometry problem Triangle with double angle

Problem 513.
Triangle, Double Angle, Exterior Angle Bisector, Measure.

Triangle with squares problem

Problem 512.
Triangle with three squares and concurrency.

Online education: Geometry Problem 511

Problem 511.
Triangle, Double Angle, Angle Bisector, Measure.

Triangle, 120 Degrees, Angles, Congruence, Mind Map

Problem 509.
Triangle, 120 Degrees, Angles, Congruence, Mind Map.

Triangle with three squares

Problem 508.
Triangle with three Squares, Four triangle of equal Area.

Triangle, 120 Degrees, Congruence, Angle

Problem 507.
Triangle, Interior Point, 120 Degrees, Congruence, Angle.

Right triangle, Cevian, Angles

Problem 505.
Right Triangle, Cevian, Sum of Segments, Angles.

Equilateral Triangle, Angles, 45, 60 Degrees

Problem 504.
Equilateral Triangle, Angles, 45, 60 Degrees.

Triangle, Angle Bisector, Double Angle

Problem 498.
Triangle, Angle Bisector, Double Angle, Measure.

Triangle, Two Squares, Centers, Midpoint, 90 Degrees

Problem 497.
Triangle, Two Squares, Centers, Midpoint, 90 Degrees.

Triangle with Squares, 90 degrees

Problem 496.
Triangle, Two Squares, 90 Degrees, Concurrency, Angle Bisectors.

Triangle with 120 degrees

Problem 495.
Triangle, 120 Degrees, Angle Bisectors.

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