Online Geometry Education, College, High School

Online Geometry: Circles, Chord, Diameter, Arc, Semicircle, Tangent, Theorems and Problems

 

Circles Index (Page 1 of 10)

Circles

Circle definition and illustration

Circle definition.

Geometry in Borax Mine in Boron, California, Circle

Circular Shape: Geometry in Borax, Boron Mine, California, Map and News.

Chord Index

Chord. Index.
A chord of a circle is the line segment joining two points on the circle. 

Diameters and Chords on a Circle

Diameters and Chords, Theorems and Problems. Index.

Geometry in Borax Mine in Boron, California, Circle

Circular Shape: Geometry in Minera Escondida, Copper Mine, Chile, Map and News.

Perpendicular Chords

Perpendicular Chords. Index.
Theorems and Problems.

Online education degree: online geometry classes

Semicircle. Index.
Theorems and Problems.

Circular Sector Index

Circular Sector. Index.
Theorems and Problems. 

Circular Segment Index

Circular Segment. Index.
Theorems and Problems. 

Sagitta, Arc, Chord

Sagitta, Definition.

Tangent Line to a Circle

Circle Tangent Line. Index.
Theorems and Problems.
 

Intersection of a Line with a Circle

Intersection of a Line with a Circle
 

Area of a Circle

Circle Area. Index.
Theorems and Problems. 
 

Concentric circles, Index

Concentric Circles. Index.
Theorems and Problems. 

Intersecting Circles Index

Intersecting Circles Index.
Theorems and Problems.

Tangent Circles Index

Tangent Circles Index
 

Common chord to two circles

Common Chord to two circles.
Theorems and Problems.

Arbelos, Theorems and Problems Index

Arbelos, Theorems and Problems
Three tangent semicircles with collinear centers.
Index 

Circumcircle Index

Circumcircle Index.

Cyclic Quadrilateral Index

Cyclic Quadrilateral.
 

Cyclic Quadrilateral with perpendicular diagonals Index

Cyclic Quadrilateral with Perpendicular Diagonals.

Concyclic Points

Concyclic Points.
 

Dynamic Geometry: Nine Point Circle. HTML5 Animation for Tablets (iPad, Nexus..)

GeoGebra, Dynamic Geometry: Nine Point Circle
HTML5 Animation for Tablets (iPad, Nexus..)

Lunes of Hippocrates
 

van Lamoen Circle Index

van Lamoen Circle - Index.

Circle Inscribed in a Square

Circle Inscribed in a Square, Theorems and Problems. Index.

Butterfly theorem proof. HTML5 Animation for iPad and Nexus

Butterfly theorem proof
HTML5 Animation for iPad and Nexus.

Euclidean Egg  with 8 Arcs in 5 Steps, Step-by-Step Construction. HTML5 Animation

GeoGebra, Dynamic Geometry, Euclidean Egg with 8 Arcs in 5 Steps, Step-by-Step Construction
HTML5 Animation for Tablets (iPad, Nexus)

iPad Apps: Springle by Bolasol Inc. Geometric Art: Squares and Pentagons

iPad Apps: Springle by Bolasol Inc. Geometric Art: Squares and Pentagons

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