![](../landscape/landscape_px1.gif) |
|
![Online Geometry](../problem/h_geometry_problem_910.jpg)
Geometry Problems 381-390: Quadrilateral, Diagonals, Angle Bisectors, Semi-sum of Angles, Concave, Difference, Parallel,
Perimeter, Perpendicular, Congruence, Cyclic, Harmonic Mean
|
![Geometry problems 381-390](geometry_problems_381_390_1.jpg) |
|
![Quadrilateral, Angle Bisectors](../problem/p381_quadrilateral_angle_17.jpg) |
Proposed
Problem 381.
Quadrilateral, Diagonals, Angle Bisectors, Semi-sum of Angles. |
![Quadrilateral, Angle Bisectors](../problem/p382_quadrilateral_angle_17.jpg) |
Proposed Problem 382.
Concave Quadrilateral, Angle Bisectors, Semi-sum of Angles. |
![Concave Quadrilateral, Angle bisectors](../problem/p383_quadrilateral_angle_17.jpg) |
Proposed Problem 383.
Concave Quadrilateral, Angle Bisectors, Semi-difference of Angles. |
![Triangle, Angle bisectors](../problem/p384_triangle_bisector_17.jpg) |
Proposed Problem 384.
Triangle, Angle bisector, Perpendicular, Parallel, Semiperimeter. |
![Triangle, Angle bisectors](../problem/p385_triangle_bisector_17.jpg) |
Proposed Problem 385.
Triangle, Angle bisector, Perpendicular, Parallel, Semiperimeter. |
![Triangle, Angle bisectors](../problem/p386_triangle_bisector_17.jpg) |
Proposed Problem 386.
Triangle, Angle bisector, Perpendicular, Parallel, Semiperimeter,
Congruence. |
![Triangle, Angle Bisector, Perpendicular, Concyclic points](../problem/p387_triangle_bisector_17.jpg) |
Proposed Problem 387.
Triangle, Angle bisector, Perpendicular, Concyclic points. |
![Triangle, Angle bisector, Perpendicular, Parallel](../problem/p388_triangle_bisector_17.jpg) |
Proposed Problem 388.
Triangle, Angle bisector, Perpendicular, Parallel. |
![Triangle, Parallel, Harmonic Mean](../problem/p389_triangle_parallel_17.jpg) |
Proposed Problem 389.
Triangle, Parallel lines, Harmonic Mean. |
![Triangle, Parallel, Collinear points](../problem/p390_triangle_collinear_17.jpg) |
Proposed
Problem 390.
Triangle, Parallel lines, Collinear points. |
![Geometry problems 391-400](geometry_problems_391_400_1.jpg)
![Geometry problems 371-380](geometry_problems_371_380_1.jpg)
|
|
Home |
Sitemap |
Search |
Geometry |
Problems
| Visual
Index
| 10 Problems
| Email
|
Post a comment
| By Antonio Gutierrez
|
|
|
|
|
![](../landscape/landscape_bg_right.gif) |
![](../landscape/landscape_px1.gif) |