 Equal Tangents to Circle Theorem

Illustration used to show that "If two tangents are drawn from any given point to a circle, those tangents… Tangent to Perpendicular Radius Circle Theorem

Illustration used to show that "A tangent to a circle is perpendicular to the radius drawn to the point… Chords, Diameters, and Radii of a Circle

Illustration of a circle with diameter AB. Radii are RO, SO, AO, and BO. ED is a chord. Chords, Secants, Diameters, and Tangents of a Circle

Illustration of a circle with diameter BC, chord DF, secant MN, and tangent HK. An illustration showing a quadrilateral inscribed in a circle that is tangent to a line. Circle With Tangent and Secant

Circle with secant and tangent drawn. Triangle Inscribed In A Circle

An illustration showing a triangle with angles A, C, and D inscribed in a circle which is tangent to… Circle With Two Tangents Drawn From an External Point

Illustration of a circle which illustrates that the tangents to a circle drawn from an external point… Circle With Various Chords And Tangents

Illustration showing a circle with various chords and tangents drawn. Circle With Various Chords And Tangents

Illustration showing a circle with various chords and tangents drawn. 2 Externally Tangent Circles

Illustration of two circles that are externally tangent to each other. 2 Internally Tangent Circles

Illustration of two circles that are internally tangent to each other. Circles With Angles Formed by Secants and Tangents

Illustration showing angles formed by two secants, two tangents, or a tangent and a secant, drawn to… Tangent Circles With Chords

Illustration showing 2 circles with that touch each other and two lines drawn through the point of contact… Tangent Plane to a Cone

Illustration of a plane tangent to a cone which contains one element of the cone but does not cut the… Construction of a Common Tangent When Given Two Circles

Illustration used to construct a common tangent when given two circles. Construction of Tangent Line Through a Given Point to a Given Circle

Illustration of the construction used to draw a tangent to a given circle through a given point. Parallel Tangents to an Ellipse

Illustration showing that tangents drawn at the ends of any diameter are parallel to each other. Tangents to an Ellipse

Illustration showing the tangents drawn at two corresponding points of an ellipse and its auxiliary… Construction of an External Tangent to 2 Circles

Illustration used to show how "to construct a common external tangent to two given circles." Construction of an 2 External Tangents to 2 Circles

Illustration used to show how to construct two common external tangents to two given circles. Tangents and Chords of a Parabola

Illustration showing that the area of a parabolic segment made by a chord is two thirds the area of… Tangents to a Parabola

Illustration showing that if two tangents RP and RQ are drawn from a point R to a parabola, the line… Sphere Tangent to Plane

Diagram used to prove the theorem: "A plane perpendicular to a radius at its extremity is tangent to… Satellite

"Nodal Cubic, with four primary lines and their satellite. In the diagram, ABC is the satellite line.… Construction of Tangent to a Circle

Illustration used to draw a tangent to a circle. Construction of a Tangent to a Circle

Illustration used to show how "to construct a tangent to a circle from a point outside."