![Online Geometry Education, College, High School](../machu_picchu_h1_910.jpg)
Online Math: Geometry: Intersecting Circles, Theorems and Problems
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Intersecting Circles- Table of
Content 1
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![Intersecting Circles Index](intersecting_circles_index_.jpg) |
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![Common chord to two circles](../geometry/common_chord_circle_i.jpg) |
Common Chord to two circles.
Theorems and Problems. |
![Geometry Problem 1555](../school-college/6/p1555-circle-chord-intersect-geometry-problem-solving-1.jpg) |
Geometry Problem 1555: Find Length of DE. The problem involves chords, tangent, circles, and intersections of line |
![Geometry Problem 1527](../school-college/6/p1527-two-intersecting-circles-angle-between-chords-1.jpg) |
Geometry
Problem 1527: Discovering the Hidden Angle: Solving the Puzzle of Two Intersecting Circles.
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![Geometry Problem 1498](../school-college/5/p1498-intersecting-circles-diameter-common-chord-secant-cyclic-quadrilateral-concyclic-collinear-points-1.jpg) |
Geometry
Problem 1498.
Intersecting Circles, Diameter, Common Chord, Secant, Cyclic Quadrilateral, Concurrent Lines, Concyclic and Collinear Points. |
![Dynamic Geometry 1477](../school-college/5/p1477-miquel-pentagram-theorem-circumcircle-5-concyclic-geogebra-ipad-1.jpg) |
Dynamic Geometry 1477.
Miquel's Pentagram Theorem, Pentagon, Triangle, Circumcircles, Concyclic Points, Step-by-step Illustration. GeoGebra,
iPad. |
![Dynamic Geometry 1475](../school-college/5/p1475-clifford-intersecting-circles-theorem-geogebra-1.jpg) |
Dynamic Geometry 1475.
Clifford Intersecting Circles Theorem, Step-by-step Illustration, GeoGebra, iPad. |
![Geometry Problem 1454](../school-college/5/p1454-cyclic-quadrilateral-altitude-geogebra-dynamic-ipad-1.jpg) |
Geometry
Problem 1454.
Intersecting Circles, Perpendicular Lines, Cyclic Quadrilateral, Collinear
Points,
iPad. Step-by-step illustration using GeoGebra. |
![Problem 1441](../school-college/5/p1441-intersecting-circles-perpendicular-bisector-parallel-1.jpg) |
Geometry Problem 1441.
Intersecting Circles, Perpendicular Bisector,
Parallel Lines, Art, Poster, Typography, iPad Apps. |
![Problem 1440](../school-college/5/p1440-intersecting-circles-perpendicular-bisector-collinearity-1.jpg) |
Geometry Problem 1440.
Intersecting Circles, Perpendicular Bisector, Collinear Points, Art, Poster, Typography, iPad Apps. |
![Problem 1437](../school-college/5/p1437-circle-intersecting-tangent-equal-product-ipad-sw-typography-1.jpg) |
Geometry Problem 1437.
Intersecting Circles, Common Tangent, Equal Product, Art, Poster, Typography, iPad Apps. |
![Problem 1428](../school-college/5/p1428-circle-tangent-triangle-square-area-1.jpg) |
Geometry Problem 1428. Intersecting Circles, Tangent Line, Triangle, Square, Area. |
![Problem 1406](../school-college/5/p1406-four-congruent-circles-measurement-tutor-1.jpg) |
Geometry Problem 1406. Four Congruent Circles, Measurement, Metric Relations,
Sum of the Squares. |
![Problem 1405](../school-college/5/p1405-four-congruent-circles-chords-tutor-1.jpg) |
Geometry Problem 1405. Four Congruent Circles, Congruent Chords. |
![Problem 1401](../school-college/5/p1401-rigth-triangle-isosceles-tangent-congruence-tutor-1.jpg) |
Geometry Problem 1401. Right Triangle with three circles on the sides, Isosceles, Diameter, Center, Tangent, Congruence. |
![Geometry problem 1350](../school-college/4/p1350-triangle-circle-incircle-collinearity-tutor-1.jpg) |
Geometry Problem 1350. Triangle with three Intersecting Circles, Incircle, Collinear Points. |
![Geometry problem 1321](../school-college/4/p1321-intersecting-circles-diameter-collinearity-1.jpg) |
Geometry Problem 1321.
Intersecting Circles, Diameter, Secant, Chord, Collinearity. |
![Geometry problem 1239](../school-college/3/p1239-intersecting-circle-secante-concyclic-mobile-apps-1.jpg) |
Geometry Problem 1239
Intersecting Circles, Secant, Concyclic Points, Congruence. Mobile Apps |
![Geometry problem 1236](../school-college/3/p1236-intersecting-circles-secant-concyclic-points-1.jpg) |
Geometry Problem 1236
Intersecting Circles, Secant, Concyclic Points. |
![Geometry problem 1221](../school-college/3/p1221-intersecting-circles-parallel-chord-tangent-collinear-1.jpg) |
Geometry Problem 1221
Intersecting Circles, Chord, Tangent, Parallel Chords, Collinear Points. |
![Geometry problem 1176](../school-college/2/p1176-cyclic-quadrilateral-circle-diameter-collinear-concurrent-1.jpg) |
Geometry Problem 1176
Cyclic Quadrilateral, Diagonals, Six Diameters, Circles, Collinear Points, Concurrent Lines. |
![Geometry problem 1167](../school-college/2/p1167-triangle-circumcircle-perpendicular-collinear-points-math-1.jpg) |
Geometry Problem 1167.
Triangle, Circle, Circumcircle, Perpendicular, 90 Degrees, Collinear Points. |
![Geometry problem 1166](../school-college/2/p1166-triangle-circle-perpendicular-diameter-congruence-math-1.jpg) |
Geometry Problem 1166.
Triangle, Circles, Diameters, Secant, Midpoint, Congruence. |
![Geometry problem 1135](../school-college/2/p1135-intersecting-circles-secant-90-degrees-perpendicular-similar-1.jpg) |
Geometry Problem 1135.
Intersecting Circles, Secant, Parallel Line, 90 Degrees, Similar Triangles. |
![Geometry Problem 1032 Apollonius LPP](../school-college/1/p1032-apollonius-points-circle-tangent-line-lpp-math-1.jpg) |
Geometry Problem
1032: Apollonius Problem LPP.
Circle Tangent to One Line and passing through Two Points. |
![Geometry Problem 1031](../school-college/1/p1031-intersecting-circle-trapezoid-tangent-common-chord-midpoint-math-1.jpg) |
Geometry Problem
1031.
Trapezoid, Intersecting Circles, Common Chord, Tangent Line, Midpoint, Parallel Lines. |
![Geometry Problem 993](../school-college/p993-intersecting-circles-secant-tangent-perpendicular-concyclic-1.jpg) |
Geometry Problem 993.
Intersecting Circles, Secant, Tangent, Concyclic Points, Cyclic Quadrilateral, Perpendicular. |
![Geometry Problem 980](../school-college/p980-equilateral-triangle-three-parallel-vertices-construction-1.jpg) |
Geometry Problem 980.
Equilateral Triangle, Vertices, Three Parallel, Equal Circles, Construction. |
![Geometry Problem 972](../school-college/p972-equilateral-triangle-three-parallel-vertices-1.jpg) |
Geometry Problem 972.
Equilateral Triangle, Vertices, Three Parallel, Equal Circles, Perpendicular Bisector. |
![Geometry Problem 954](../school-college/p954-intersecting-circles-secant-angle-bisector-1.jpg) |
Geometry Problem 954.
Intersecting Circles, Secant, Common Chord, Cyclic Quadrilateral, Angle Bisector. |
![Geometry Problem 953](../school-college/p953-intersecting-circles-secant-90-degrees-perpendicular-1.jpg) |
Geometry Problem 953.
Intersecting Circles, Secant, Common Chord, Cyclic Quadrilateral, Perpendicular. |
![Geometry Problem 951](../school-college/p951-intersecting-circles-tangent-diameter-parallel-cyclic-quadrilateral-1.jpg) |
Geometry Problem 951.
Intersecting Circles, Chord, Diameter, Parallel, Cyclic Quadrilateral, Concyclic Points. |
![Geometry Problem 950](../school-college/p950-intersecting-circles-secant-circumcenter-concyclic-1.jpg) |
Geometry Problem 950.
Intersecting Circles, Secant, Cyclic Quadrilateral, Concyclic Points. |
![Geometry Problem 949](../school-college/p949-intersecting-circles-secant-cyclic-quadrilateral-concyclic-1.jpg) |
Geometry Problem 949.
Intersecting Circles, Secant, Cyclic Quadrilateral, Concyclic Points. |
![Geometry Problem 948](../school-college/p948-intersecting-circles-secant-cyclic-quadrilateral-concyclic-1.jpg) |
Geometry Problem 948.
Intersecting Circles, Secant, Cyclic Quadrilateral, Concyclic Points. |
![Problem 937](../school-college/p937-triangle-circle-tangent-circumcircle-midpoint-1.jpg) |
Geometry Problem 937.
Triangle, Circumcircle, Circles, Tangent, Sides, Midpoint.
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![Problem 915](../school-college/p915-triangle-circle-cyclic-quadrilateral-concyclic-1.jpg) |
Geometry Problem 915.
Triangle, Intersecting Circles, Concyclic Points, Cyclic Quadrilateral.
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![Geometry Problem 901](../school-college/p901-circle-common-tangent-secant-circumcircle-concyclic-ipad-animation-1.jpg) |
Static Diagram of problem 901
Dynamic Geometry Problem
901
Intersecting Circles, Common External Tangent, Secant, Circumcircle, Concyclic Points, Cyclic Quadrilateral.
GeoGebra, HTML5 Animation for Tablets
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![Geometry Problem 900](../school-college/p900-circle-common-tangent-angle-congruence-secant-ipad-animation-1.jpg) |
Geometry Problem
900
Intersecting Circles, Common External Tangent, Secant, Angle, Congruence.
GeoGebra, HTML5 Animation for Tablets |
![Geometry Problem 899](../school-college/p899-circle-common-tangent-angle-concyclic-ipad-animation-1.jpg) |
Geometry Problem 899
Intersecting Circles, Common External Tangent, Secant, Concyclic Points, Cyclic Quadrilateral.
GeoGebra, HTML5 Animation for Tablets |
![Geometry Problem 898](../school-college/p898-circle-common-tangent-angle-collinear-ipad-animation-1.jpg) |
Geometry Problem 898
Intersecting Circles, Common External Tangent, Secant, Circumcenter, Collinear Points.
GeoGebra, HTML5 Animation for Tablets |
![Geometry Problem 897](../school-college/p897-triangle-circle-common-tangent-angle-congruence-animation-1.jpg) |
Geometry Problem 897
Intersecting Circles, Common External Tangent, Secant, Congruence.
GeoGebra, HTML5 Animation for Tablets |
![Pythagoras curiosity. Online tutoring.](../school-college/p885-intersecting-tangent-circles-midpoint-1.jpg) |
Geometry Problem 885
Intersecting Circles, Three Tangent Lines, Midpoint. |
![Geometry Problem 875](../school-college/p875-triangle-congruent-circles-triple-angle-1.jpg) |
Geometry Problem 875
Congruent Circles, Intersecting Circles, Secant, Center, Angle Trisection, Triple Angle. |
![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. |
![Intersecting Circles, Secant Line, Midpoint, Cyclic Quadrilateral](../school-college/p788-intersecting-circle-midpoint-cyclic-quadrilateral-1.jpg) |
Geometry Problem 788
Intersecting Circles, Secant Line, Midpoint, Cyclic Quadrilateral. |
![Intersecting Circles, Midpoint, Secant, Bisection](../problem/p773-intersecting-circles-midpoint-secant-1.jpg) |
Geometry Problem 773
Intersecting Circles, Midpoint, Secant line, Bisection. |
![Intersecting Circles, Concyclic points](../problem/p738_cyclic_quadrilateral_1.jpg) |
Geometry Problem
738.
Intersecting Circles, External Common Tangent, Common Chord, Secant, Circumcircle, Cyclic Quadrilateral, Concyclic Points. |
![Triangle, Circle, Concurrency](../problem/p728_triangle_concurrent_1.jpg) |
Geometry Problem
728.
Triangle, Altitude, Perpendicular, Circumcircle, Midpoint, Intersecting Circles, Concurrency. |
![Squares, Circles, Collinear](../problem/p723_squares_circles_1.jpg) |
Geometry Problem
723.
Squares, Circumscribed Circles, Collinear points. |
![Squares, CIrcles, Collinear](../problem/p722_squares_circles_1.jpg) |
Geometry Problem
722.
Squares, Circumscribed Circles, Collinear points. |
![Excenter, Intersecting circles](../problem/p720_excenter_circles_1.jpg) |
Geometry Problem
720.
Excenter, Intersecting Circles, Angle, Measurement. |
![Incenter, Intersecting circles](../problem/p719_incenter_circles_1.jpg) |
Geometry Problem
719.
Incenter, Intersecting Circles, Angle, Measurement. |
![Intersecting circles](../problem/p718_intersecting_circles1.jpg) |
Geometry Problem
718.
Intersecting Circles, Midpoint, Angle, Measurement. |
![Intersecting circles](../problem/p717_intersecting_circles1.jpg) |
Geometry Problem
717.
Intersecting Circles, Midpoint, Angle, Measurement. |
![Intersecting circles](../problem/p716_intersecting_circles1.jpg) |
Geometry Problem
716.
Problem 716. Intersecting Circles, Center, Radius, Perpendicular, 90 Degrees. |
![Circle, Area, Tangent, Intersecting, Lune](../problem/p708_circle_area_lune_1.jpg) |
Geometry Problem
708.
Circle, Tangent, Intersecting, Lune, Area, Diameter. |
![Intersecting Circles, Diameter](../problem/p705_intersecting_circles_1.jpg) |
Geometry Problem
705.
Intersecting Circles, Diameter, Angles, Measurement. |
![Intersecting Circles, Diameter, Perpendicular](../problem/p701_circles_angles_1.jpg) |
Geometry Problem
701.
Intersecting Circles, Diameter, Perpendicular, Angles, Congruence. |
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Geometry Problem 675.
Intersecting Circles, Secant, 45 and 90 Degrees, Collinear Points. |
![Four Circles Theorem. TracenPoche](../geometry/four_circles_concyclic_17.jpg) |
Geometry Problem 756: Four Circles Theorem
Using TracenPoche Interactive Dynamic Software.
Step-by-Step construction, Manipulation, and animation. |
![iPad App Geometry Designer Four Circles Theorem](../ipad/geometry-designer-app/ipad-four-circles-theorem-cyclic-quadrilateral-1.jpg) |
iPad Apps: Geometry Designer Illustration. Four Circles Theorem.
Interactive Geometry Software for iPad, iPhone, iPod. |
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Post a comment | by Antonio Gutierrez Last updated: Sep 27, 2023
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