Circle (English)
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Definition Niveau 1
A circle is the set of all points that can be drawn a fixed distance from a single point called the centre.
The set of points forms a path called the circumference of the circle.
The set of points forms a path called the circumference of the circle.
Definition Niveau 2
A circle of radius r and centre point C is the set of all
points which are exactly distance r away from C.
If the radius is r, then the area of a circle is given by:
A = πr2
If the radius is r, then the circumference of a circle is given by:
C = 2πr
points which are exactly distance r away from C.
If the radius is r, then the area of a circle is given by:
A = πr2
If the radius is r, then the circumference of a circle is given by:
C = 2πr
Beziehungen:
- weiterer Begriff:
- (en) Conic section
- (en) Ellipse
- (en) Figure
- (en) Rotundum
- (en) Sinusoidal spiral
- engerer Begriff:
- (en) Circle theorem
- (en) Circles of a triangle
- (en) Circumcircle
- (en) Coaxial circles
- (en) Epicycle
- (en) Escribed circle
- (en) Great circle
- (en) Incircle or inscribed circle
- (en) Lemoine circle
- (en) Nine-point circle
- (en) Orthogonal circles
- (en) Osculating circle
- (en) Outscribed circle
- (en) Small circle
- (en) Unit circle
- bezieht sich auf:
- (en) Euclidean geometry
- ist bezogen auf:
- (en) π
- (en) Arc of a curve
- (en) Area of a circle
- (en) Centre of a circle
- (en) Chord or secant line
- (en) Circular helix
- (en) Circular motion
- (en) Circumference
- (en) Compasses
- (en) Concyclic
- (en) Construct the centre of a circle
- (en) Cosine
- (en) Cycle
- (en) Cylinder
- (en) Descartes' circle theorem
- (en) Diameter
- (en) Disc
- (en) Ecliptic
- (en) Intersecting chords theorem
- (en) Johnson's theorem
- (en) Locus
- (en) Miquel's theorem
- (en) Pie chart
- (en) Power of a point
- (en) Radical axis
- (en) Radius
- (en) Sector
- (en) Segment
- (en) Semicircle
- (en) Sine
- (en) Sphere
- (en) Spherical cone
- (en) Tangent line
- (en) Trochoid
- (en) Uniform polyhedron
Finanziert durch: EU Socrates Minerva, HeyMath!, Cambridge University Press