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Outline
Elementary Geometry
Triangle Inscribed in a Circle
Inscribe a circle in a triangle.
Circle Through Three Points
Medians and the Centroid
Divide a circle into three equal sectors.
A quadrilateral inscribed in a circle
The Diagonals of Trapezoid
Tangents from point to circle
The altitude of a right angle (and its children)
Draw the sine squared of an angle
The Secant Theorem
Pappus' Theorem
Pole and Polar 1
Inscribe a chord in a given arc of a circle
Heron's Formula, Geometric Proof
The Locus of Points Equidistant from Two Circles
Archimedes' Formula for π (pi)
Angle Bisector, ratio of sides
Draw Length Squared
Similarity points
Centroid of a polygon
Centroid of a triangle
I am a rhombus
Rhombus & Circle, 2
Elementary Geometry
Author:
Ryan Hirst
Theorems from plane geometry. Euclid's Elements are here:
http://www.geogebratube.org/collection/show/id/2554
Triangle Inscribed in a Circle
Inscribe a circle in a triangle.
Circle Through Three Points
Medians and the Centroid
Divide a circle into three equal sectors.
A quadrilateral inscribed in a circle
The Diagonals of Trapezoid
Tangents from point to circle
The altitude of a right angle (and its children)
Draw the sine squared of an angle
The Secant Theorem
Pappus' Theorem
Pole and Polar 1
Inscribe a chord in a given arc of a circle
Heron's Formula, Geometric Proof
The Locus of Points Equidistant from Two Circles
Archimedes' Formula for π (pi)
Angle Bisector, ratio of sides
Draw Length Squared
Similarity points
Centroid of a polygon
Centroid of a triangle
I am a rhombus
Rhombus & Circle, 2
Next
Triangle Inscribed in a Circle
New Resources
Random Polar Curve (3)
bewijs stelling van Pythagoras
Model sferyczny - sześcian-ośmiościan
Viviani's Curve
Damped Trochoidal Curve
Discover Resources
Cubes
nyghm
Chi Squared 3
Dyme - A 2.2
AC vermogen: L
Discover Topics
Correlation
Percentages
Reflection
Ratios
Circle
