Online Plane Geometry: Circular Sector, Theorems and Problems, Index

Circular Sector  - Table of Content

Geometry Problem 1592: A Semicircle Challenge for Mental Clarity Involving Radii, Perpendiculars, Midpoint

Geometry Problem 1589: Unlock the Mystery: Prove the Ratio of BD to OD is Square Root of Two in a 90° Circular Sector!.

Geometry Problem 1588: Unlocking the Tangent: Prove the Fifth of the Radius in a Sector with Semicircle.

Geometry Problem 1528: Cracking the Circle Code: Unveiling the Tangent and Angle of an Inscribed Circle within a 90-Degree Circular Sector.
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Geometry Problem 1435.
Circle, Diameter, Inscribed Circles, Circular Sector, Parallelogram, Parallel Lines, Tangency Points, Poster, Typography, iPad Apps.

Problem 1335. The Lune of Hippocrates has the same area of a Kite.

Geometry Problem 1077.
Chain of Equal Tangent Circles, Circular Sector, Area, Sangaku, Sacred Geometry.

Geometry Problem 1022.
Circular Sector of 90 Degrees, Squares, Metric Relations.

Geometry Problem 825.
Circle, Semicircle, Arc, Chord, Midpoint, Sector, Triangle, Area.

Geometry Problem 822.
Circle, Semicircle, Arc, Chord, Midpoint, Sector, Triangle, Area.

Problem 490.
Tangent Circles, Arc, Radius, Circular Sector, Area.

Proposed Problem 403.
Circular sector, 90 degrees, Circle, Semicircle, Area.

Proposed Problem 458.
Square, Semicircle, Circular Sector, Internal Common Tangent, Measurement.

Proposed Problem 394.
Square, 90 Degree Arc, Diagonal, Congruence.

Proposed Problem 365.
Circular Sector of 60 degrees, Midpoints, Perpendicular, Congruence.

Proposed Problem 285.
Circular Sector 90 degrees, Semicircles, Circle, Tangent, Radius.

Proposed Problem 284.
Circular Sector 90 degrees, Semicircles, Tangent, Radius.

Proposed Problem 283.
Circular Sector 90 degrees, Semicircle, Circle inscribed, Radius.

Proposed Problem 276.
Square, 90 degree Arcs, Circle, Radius.

Proposed Problem 181. Circular Sector of 90 degrees, find an angle.

Proposed Problem 76: Area of a Circle. Square, Circle, Circular Sector.