College Geometry Online, eLearning

 

Triangle with Double Angle, Theorems and Problems - Table of Content

Triangle with Double Angle

 

Geometry Problem 1561

Geometry Problem 1561: Triangle ABC, Circumcenter O, Orthocenter H, Parallel Line, and Angle Secrets.

Geometry Problem 1554

Geometry Problem 1554: Finding the Length of Side AB in Triangle ABC

Geometry Problem 1513

Geometry Problem 1513 and a Thematic Poem.
Solving the base in a Right Trapezoid with Double Angle and Sum of Two Sides. Difficulty Level: High School.

Geometry Problem 1507

Geometry Problem 1507.
Understanding Triangle Geometry: Double Angles, Altitudes, and Measurements. Difficulty Level: High School.

Geometry Problem 1497

Geometry Problem 1497.
Triangle, Transversal, Same Ratio, Proportionality, Isosceles, Double Angle.

Geometry Problem 1496

Geometry Problem 1496.
Triangle, Congruence, Isosceles, Double Angle, 30 Degrees.

Dynamic Geometry 1482

Geometry Problem 1482.
Right Triangle, Perpendicular, Double Angle, Measurement.

Problem 1387 Quadrilateral, Double Angle, Congruence, Isosceles Triangle

Geometry Problem 1387.
Quadrilateral, Double Angle, Congruence, Isosceles Triangle.

Geometry problem 1336

Problem 1336.
Right Triangle, Cevian, Double Angle, Perpendicular, 90 Degrees.

Geometry problem 1174

Geometry Problem 1174
Triangle, Quadrilateral, Double, Triple, Angle, Congruence, Excenter, Angle Bisector.

Geometry problem 1163

Geometry Problem 1163.
Isosceles Triangle, Congruence, Double Angle, Circle, Concyclic Points, Circumcenter, Perpendicular, Angle Bisector.

Geometry problem 1162

Geometry Problem 1162.
Triangle, Congruence, Double Angle, Parallel Lines, Circle, Circumcenter.

Geometry Problem 1079

Geometry Problem 1079.
Quadrilateral, Isosceles Triangle, Diagonals, Double Angle.

Geometry Problem 1028

Geometry Problem 1028.
Right Triangle, Double, Angle, Midpoint, Congruence.

Geometry Problem 1027

Geometry Problem 1027.
Triangle, Double, Quadruple, Angle, Congruence.

Geometry Problem 1026

Geometry Problem 1026.
Right Triangle, 90 Degrees, Triple Angle, Congruence.

Geometry Problem 1025

Geometry Problem 1025.
Triangle, Double, Triple, Angle, Interior Point.

Geometry Problem 1021

Geometry Problem 1021.
Triangle, Cevian, Double Angle, Sides.

Geometry Problem 999

Geometry Problem 999.
Right Triangle, Midpoint, Median, Double Angle, Congruence.

Problem 913

Geometry Problem 913.
Right Triangle, Double Angle, Triple Angle, Metric Relations.

Problem 912

Geometry Problem 912.
Right Triangle, Double Angle, Triple Angle, Perpendicular Lines.

Problem 911

Geometry Problem 911.
Right Triangle, Double Angle, Triple Angle, Concyclic Points, Cyclic Quadrilateral.

Geometry Problem 882

Geometry Problem 882
Triangle, Angle x, 2x, 7x, Cevian, Congruence, Auxiliary Lines.

Special Right triangle, Catheti or legs ratio 1:3, 18.5 Degrees. Double angle

Geometry Problem 849
Special Right triangle, Catheti or legs ratio 1:3, 18.5 Degrees. Double angle.

Special Right triangle, Catheti or legs ratio 1:2, 26.5 Degrees. Double angle

Geometry Problem 848
Special Right triangle, Catheti or legs ratio 1:2, 26.5 Degrees. Double angle.

Isosceles Triangle, Double Angle, Triple Angle, Auxiliary Lines

Geometry Problem 835
Isosceles Triangle, Double Angle, Triple Angle, Auxiliary Lines.

Triangle, Double Angle

Geometry Problem 739.
Triangle, Double Angle, External Angle Bisector. Congruence.

Triaangle, Double-angle, Altitude

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

Geometry problem Triangle with double angle

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

Online education: Geometry Problem 511

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

Triangle, Angle Bisector, Double Angle

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

Angles and triangles, 30-60 degrees

Geometry Problem 45.
Angle,
Double Angle,Triangles, 30-60 degrees.

Angles and triangles, 30-60 degrees.

Geometry Problem 44.
Angles,
Double Angle and triangles, 30-60 degrees.

Angles equal segments, and triangles, 30-60 degrees

Geometry Problem 43.
Angles,
Double Angle equal segments, and triangles, 30-60 degrees.

Angles equal segments, and triangles, 30-60 degrees

Geometry Problem 42.
Angles,
Double Angle, equal segments, and triangles, 30-60 degrees.

Right triangle, cevian, angle, congruence

Geometry Problem 18.
Right triangle, cevian, Angles,
Double Angle.

Right triangle, angle, altitude, degrees

Geometry Problem 17.
Right triangle, altitude, Angle,
Double Angle.

Triangle, congruence, angles

Geometry Problem 6.
Triangle, Cevian,
Double Angle, equal segments, and angles
Solutions.

 

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Last updated Feb 18, 2024