Vektorregning 3

Fællesmængdeareal = 4

Geometriversion

Cirkler i ellipse
Polygonmønstre
Rotation ( klassisk )

Rotation ( moderne )


Parallelogram / Rectangle
Pythagoras Animation
Pythagorean Proof
Roller Coaster 1
Hexagon ( simple )

Hexagon ( elaborated )


Pentagon
Pentagon

Coloured

A Torus ?
Determine Fraction
Equilateral Triangles

Colorful

Isosceles Triangle
Gears ( tandhjul )
Bicentric Quadrilateral
Polygoner ( Easy Way )
Rounded Squares
Find r, når s = 2
Flexible Tangent



Cycloid Animation
Gears ( tandhjul )
Kurvemønster

Spirograph with Pen

Roterende trekant
Piston ( Pedagogical )
Stempel ( elaboreret )
Circle in Rhombus
Centroid Determination
Regulær Polygon Classic
Spirograph
Rotating Squircles 0

Rotating Squircles 1

Rotating Squircles 2

Rotating Squircles 3

Rotating Squircles 4

Rotating Squircles 5

Rotating Squircles 6

Rotating Curves
Fraction of Hexagon
Wittgenstein's rod ( easy )

Wittgenstein BASIC 1

Wittgenstein BASIC 2

Five Circles in a Square

Movable ( NEW )

Easy Way

Semicircle in Square
Clock NEW

Skabelon

Bezier Curves
Bezier Curves NEW


Bezier Curves Flexible

Bezier Curve (basic)

Bezier Curve ( easy )

Cardioid with Tangents
Polygons
Line Animation
Astroid and Ellipse
Envolope of Lines

Astroid, 4 colours

Hyperbola ( basic )
GIF for Piston
Fun with Parabolas
Witch of Agnesi
Path of moving Point

Coloured

Polygonal Sine Waves
Drawing Machine

Basic ( Infinity Symbol )


Envelope of a Parabola
Triangle Side s
Circular Segments
Geneva Drive 5

Geneva Drive 6

Geneva Drive 9

Semicircles ( halvcirkler )
Square in Semicircle
Det gyldne snit

Golden Spiral

Three regular Hexagons
Determine Alpha
Height Theorem
One Fourth of a Square


Bézier Curve (Basic)

Bézier Curve (Elaborated)

Star Spinner
Lissajous Curve
Incircles
½ Disk is shaded
Pentagons in a Circle
Determine orange Area
Two Rectangles
Determine R - W
Shaded Area = ?
Bestem siden x
Area of blue Square = ?

Triangles, Circles, Square

Shorter Perimeter = ?

Radius R = ?
Segments in a Triangle
Hexagon Spiral
3D Semicircles y-axis
h = ½ Sum of Diameters
Three Circles-one Tangent
Squares in Triangles
Proof: a ² = b ² + c ²
Isosceles Triangle
Determine Alpha
Ptolemy's Theorem 1

Ptolemy's Theorem 2

Two golden Radians
Area blue / Area Square
Determine Radius 1

Determine Radius 2

Cirkel i halvcirkel
Semicircle ( Basic )
Rectangle Area 1 = ?

Rectangle Area 2 = ?

Thales's Theorem
Chords Theorem
Ford Circles 1

2i-1 Ford Circles, 2 Graphs

Two congruent rectangles

Geometry Version

Kites inside hexagon
Cirkel, trekant, kvadrat
Ligesidet trekant
Reciprokke værdi af a
Determine Radius R
Shaded Fraction = ?
Blue Circle Area = ?

Green Circle Area = ?

Segment CD = ?
Triangle in Nonangon

Triangles in Nonangon

Orange Area = ?
Angle DCE = ?
Midsegment X = ?
Angle X = ?

Alternative Solution

Blue / Orange = ?
Arc black = ?
Shaded Area = ?
Side, Diagonal, Area
Side of equilateral Triangle
Cardioid by moving Point

NEW / ELABORATED

Coloured Cardioids

Four Circles, two Triangles
Angle between Baselines

Solution included !

Rectangle Area = ?
Line Segment AL = ?
Rotating Polygons
Angle ACG = ?
Rotating Cardioids
Total blue Area = ?
a : b : c = ?
3-4-5 Triangle in a Square
Curves with Epicycles
Area Blue in Octagon = ?
Blue Fraction = ?
Rectangle in Square = ?
Shaded Fraction = ?
Lemniscate of Bernoulli
Chord X = ?
Polygons and Circles
Square in Equilateral
Area of white Triangles = ?
Ratios a : b : c = ?
Rectangle Dimensions = ?
Angle BFD = ?
PQ : AQ = ?
Red - Green = ?
Waltzing Triangles

NEW

Angle CAF = ?
Angle B = ?
Hypocycloids
Coloured Square = ?
Angle ACD = ?
Angle ACD = ?
Angle ADB = ?
Blue / Green = ?
Angle ATD = ?
Angle EKH = ?
Alpha = ?
Circles in a Parabola
Triangle minus Square

Square in right Triangle

Shaded Fraction = ?
Blue Angle DBF = ?
b : s
Circles, 3-4-5 Triangle
Angle DCP = ?
Angle DCP = ?
Orange / Green = ?
Angle CAD = ?
Shaded Fraction = ?
Green Fraction = ?
On top of each other
Total Area of Design = ?
Angle ATD = ?
Area of Circle = ?
Side s of Square = ?
Area of Square = ?
Radius R = ?
Side a = ?
R / r = ?
Purple Area = ?
Green Fraction = ?

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