![](../landscape/landscape_px1.gif) |
|
![Machu Picchu, Geometry Theorems and Problems, Online Education](../machu_picchu_h1_910x120.jpg)
Perpendicular Lines, Theorems
and Problems - Table of Content (11)
|
![Perpendicular Lines Index](perpendicular_lines_index_1.jpg) |
|
![Parallelogram, Perpendicular, Diagonal, Metric Relations](../school-college/p838-parallelogram-perpendicular-diagonal-metric-relations-1.jpg) |
Geometry Problem 838
Parallelogram, Perpendicular, Diagonal, Metric Relations. |
![Parallelogram, Perpendicular, Diagonal, Similarity, Metric Relations](../school-college/p836-parallelogram-perpendicular-diagonal-similarity-1.jpg) |
Geometry Problem 836
Parallelogram, Perpendicular, Diagonal, Similarity, Metric Relations. |
![Tangent Circles, Diameter, Perpendicular, Triangle, Area, Tangency Point](../school-college/p823-circle-triangle-area-perpendicular-tangent-diameter-1.jpg) |
Geometry Problem 823.
Tangent Circles, Diameter, Perpendicular, Chord, Secant, Triangle, Area, Tangency Point. |
![Right Triangle, Altitude, Angle Bisector, Perpendicular, Measurement](../school-college/p803-right-triangle-altitude-angle-bisector-1.jpg) |
Geometry Problem
803
Right Triangle, Altitude, Angle Bisector, Perpendicular, Measurement. |
![Scalene Triangle, Median, Perpendicular, Angle, Measurement](../school-college/p802-triangle-median-perpendicular-angle-1.jpg) |
Geometry Problem
802
Scalene Triangle, Median, Perpendicular, Angle, Measurement. |
![Triangle, Altitude, Angle](../school-college/p796-triangle-altitude-perpendicular-angle-1.jpg) |
Geometry Problem 796
Triangle, Altitude, Measurement of Angles. |
![Right Triangle, Altitude, Incircles, CIrcumcircles, COngruence](../school-college/795-intersecting-circles-secant-chord-midpoint-90-degrees-1.jpg) |
Geometry Problem 795
Intersecting Circles, Common Chord, Midpoint, Tangent, Secant Line, Perpendicular, 90 Degrees. |
![Right Triangle, Altitude, Three Incircles, Circumradius](../school-college/p793-right-triangle-altitude-3-incenters-circumradius-distance-1.jpg) |
Geometry Problem 793
Right Triangle, Altitude, Three Incircles, Incenters, Circumcircle, Circumradius, Perpendicular, Distance. |
![Right Triangle, Altitude, Hypotenuse, Cevian, Perpendicular, Ratio](../school-college/p786-right-triangle-altitude-hypotenuse-perpendicular-metric-relations-1.jpg) |
Geometry Problem 786
Right Triangle, Altitude, Hypotenuse, Cevian, Perpendicular, Ratio, Metric relations. |
![Equilateral Triangle, Parallel, Perpendicular](../school-college/p785-equilateral-triangle-parallel-perpendicular-1.jpg) |
Geometry Problem 785
Equilateral
Triangle, Parallel, Perpendicular. |
![Triangle, Orthocenter, Midpoint](../school-college/p784-triangle-orthocenter-midpoint-perpendicular-1.jpg) |
Geometry Problem 784
Triangle, Orthocenter, Midpoint of a side, Perpendicular. |
![Triangle, Orthocenter, Circumcenter, Vertex, Altitude, Midpoint, Perpendicular](../school-college/p781-triangle-circumcenter-perpendicular-orthocenter-midpoint-1.jpg) |
Geometry Problem 781
Triangle, Orthocenter, Circumcenter, Vertex, Altitude, Midpoint, Perpendicular. |
![Triangle, Orthocenter, Midpoint, 90 Degrees](../problem/p779-triangle-altitude-orthocenter-midpoint-90-degrees-1.jpg) |
Geometry Problem 779
Triangle, Altitude, Orthocenter, Midpoint, Angle, 90 Degrees,
Perpendicular. |
![Triangle, Isogonal lines, Congruent angles, Perpendicular](../problem/p776-triangle-isogonal-perpendicular-feet-concyclic-midpoint-1.jpg) |
Geometry Problem 776
Triangle, Isogonal lines, Congruent angles, Perpendicular, Concyclic points, Circle, Center, Midpoint. |
![Triangle, Isogonal lines, Congruent angles, Perpendicular](../problem/p775-triangle-isogonal-perpendicular-feet-metric-relation-1.jpg) |
Geometry Problem 775
Triangle, Isogonal lines, Congruent angles, Perpendicular, Metric Relations. |
![Parallelogram, Midpoint, Perpendicular, Congruence, Isosceles triangle](../problem/p762-parallelogram-midpoint-perpendicular-congruence-1.jpg) |
Geometry Problem 762
Parallelogram, Midpoint, Perpendicular, Congruence, Isosceles triangle. |
![Equilateral Triangle,Trisection, Cevian, Perpendicular](../problem/p758-equilateral-triangle-trisection-perpendicular-1.jpg) |
Geometry Problem 758
Equilateral Triangle, Cevians, Trisection of sides, Congruence, Perpendicular, 90 Degrees. |
![Equilateral triangle, Circumcircle, Midpoint](../problem/p755-equilateral-triangle-circumcircle-midpoint-perpendicular-1.jpg) |
Geometry Problem 755.
Equilateral Triangle, Circumcircle, Chord, Arc, Midpoints, Perpendicular. |
Go to Page:
Previous
| 1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
Next
|
|
|
|
|
|
![](../landscape/landscape_bg_right.gif) |
![](../landscape/landscape_px1.gif) |