Triangles: Theorems and Problems 14
|
![Triangles](../geometry/triangles_index_17.jpg) |
|
![Carnot's Theorem, Acute Triangle](../geometry/carnot_acute_1.jpg) |
Carnot's
Theorem in an Acute Triangle. |
![Carnot's Theorem, Obtuse Triangle](../geometry/carnot_obtuse_triangle_1.jpg) |
Carnot's
Theorem in an Obtuse Triangle. |
![Quadrilateral, 90 degrees, congruence](../problem/p596_right_triangle_1.jpg) |
Geometry Problem 596
Quadrilateral, Right Triangle, Isosceles, Midpoint. |
![Triangle, equal angles, metric relations](../problem/p595_isogonal_conjugate_1.jpg) |
Geometry Problem
595
Triangle, Equal Angles, Isogonal Conjugate, Similarity. |
![Triangle, Incircle, Altitude, Incenter, Angle](../problem/p594_triangle_incircle_1.jpg) |
Geometry Problem
594
Triangle, Incenter, Incircle, Inradius, Tangency Point, Midpoint, Altitude, Angle, Half the Difference. |
![Triangle, Circumcircle](../problem/p593_triangle_circle_1.jpg) |
Geometry Problem
593
Triangle, Circumcircle, Collinear Points. |
![Triangle, Incircle, Inradius, Midpoint, Concurrency](../problem/p592_triangle_incenter_1.jpg) |
Geometry Problem
592
Triangle, Incenter, Incircle, Tangency Point, Midpoints, Concurrent Lines, Congruence. |
![Triangle, Incircle, Inradius, Altitude, Midpoint](../problem/p591_triangle_incenter_1.jpg) |
Geometry Problem
591
Triangle, Incenter, Incircle, Inradius, Tangency Point, Midpoint, Altitude. |
![Triangle, Incenter, Midpoint, Area](../problem/p590_triangle_incenter_1.jpg) |
Geometry Problem
590.
Triangle, Incenter, Incircle, Tangency Point, Midpoint, Areas. |
![Triangle, Incenter, Midpoint, Perpendicular](../problem/p589_triangle_incenter_1.jpg) |
Geometry Problem
589
Triangle, Incenter, Incircle, Tangency Points, Midpoint, Perpendicular, Distance. |
![Triangle, Incenter, Midpoints](../problem/p588_triangle_incenter_1.jpg) |
Geometry Problem
588
Triangle, Incenter, Incircle, Tangency Points, Midpoints, Distance, Sum. |
![Triangle, Incenter](../problem/p587_triangle_incenter_1.jpg) |
Geometry Problem
587
Triangle, Incenter, Incircle, Tangency Point, Midpoint, Distance, Half the Difference. |
![Cyclic quadrilateral, Circumcenter, Concurrency](../problem/p586_quadrilateral_circle_1.jpg) |
Geometry Problem
586
Cyclic Quadrilateral, Diagonals, Any Point, Circumcenters, Circumcircles, Concurrency. |
![Quadrilateral, Circumcenters](../problem/p583_quadrilateral_circle_1.jpg) |
Problem
583
Quadrilateral, Diagonals, Circumcenters, Parallelogram, Octagon, Areas. |
![Triangle Area](../problem/p580_triangle_angle_area_1.jpg) |
Problem
580
Triangles, Equal Angle, Transversal, Product of Sides, Areas. |
![Isosceles triangle, Circle](../problem/p577_isosceles_concyclic_1.jpg) |
Problem
577.
Isosceles triangle, Midpoint, Perpendicular, Concyclic points, Circle. |
![Centroid, Barycenter](../problem/p576_centroid_barycenter_1.jpg) |
Problem
576.
Centroid, Triangle, Quadrilateral, Parallel, Measurement. |
![Online Math: Geometry Problem 572, Right triangle and Circle](../problem/p572_right_triangle_circle1.jpg) |
Problem
572.
Right triangle, Median, Circle, Diameter, Excircle, Tangent circles. |
![Triangle, Excircles, Congruence](../problem/p568_quadrilateral_circle_1.jpg) |
Problem
568.
Triangle, Excircles, Tangency Point, Congruence. |
![Geometry problem 567](../problem/p567_right_triangle_1.jpg) |
Problem
567.
Right triangle, Incircle, Excircle, Collinear tangency points. |
![Triangle, Circle, Congruence, Concyclic points](../problem/p565_triangle_circle_1.jpg) |
Problem
565.
Triangle, Isogonal lines, Angles, Congruence, Concyclic Points. |
Go to Page: Previous |
1 |
2 |
3
| 4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
40 |
Next
|