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Geometry Problems 1381-1390.
Level: High School, College
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Geometry Problems 1381 - 1390
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Geometry Problem 1381. Parallelogram, Exterior Point, Triangle, Area. |
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Conformal Mapping or Transformation of
Geometry Problem
1381. |
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Poster of Geometry Problem 1381. |
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Geometry Problem 1382. Circle, Diameter, Radius, Perpendicular, Congruence. |
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Conformal Mapping or Transformation of Problem
1382. |
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Geometry Problem 1383. Triangle, Median, Circle, Chord, Secant, Sum, Product. |
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Geometry Problem 1384. Triangle, Orthocenter, Circle, Circumcircle, Angle Bisector, 90 Degree. |
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Geometry Problem 1385. Triangle, Orthocenter, Circle, Circumcircle, Angle Bisector, Midpoint, Collinear Points. |
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Geometry Problem 1386. Thabit ibn Qurra (826 -901) Theorem and more conclusions, generalized Pythagorean Theorem to any triangle. |
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Conformal Mapping or Transformation of Problem
1386. |
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Geometry Problem 1387. Quadrilateral, Double Angle, Congruence, Isosceles Triangle. |
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Geometry Problem 1388. Triangle 40-60-80 degree, Incenter, Congruence. |
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Geometry Problem 1389. Triangle, 40-120-20 degree, Angle, Congruence. |
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Poster of Geometry Problem 1389. |
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Geometry Problem 1390. Triangle, any point, perpendicular, sum of the squares. |
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| by Antonio Gutierrez
Last updated:
Jan 6, 2019
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