circle of Apollonius

GPTKB entity

Statements (18)
Predicate Object
gptkbp:instanceOf geometric locus
gptkbp:category gptkb:locus_(mathematics)
gptkb:Euclidean_geometry
gptkbp:defines the locus of points P such that the ratio of distances to two fixed points A and B is constant
gptkbp:field gptkb:geometry
gptkbp:hasEquation |PA|/|PB| = k, where k ≠ 1
https://www.w3.org/2000/01/rdf-schema#label circle of Apollonius
gptkbp:namedAfter gptkb:Apollonius_of_Perga
gptkbp:property perpendicular bisector of AB is a special case when k=1
center lies on the line AB
orthogonal to the circle with diameter AB
passes through the points dividing AB internally and externally in the given ratio
gptkbp:relatedTo gptkb:Apollonius_problem
gptkbp:type gptkb:butter
gptkbp:usedIn triangle geometry
inversion geometry
gptkbp:bfsParent gptkb:Apollonius'_problem
gptkbp:bfsLayer 7