# Study sets matching "geometry circle"

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Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Equal arcs

Equal chords

A perpendicular line from the centre of…

Equal chords are equidistant

subtend equal angles at the centre (converse)

subtend equal angles at the centre (converse)

bisects the chord

from the centre of the circle (converse)

Equal arcs

subtend equal angles at the centre (converse)

Equal chords

subtend equal angles at the centre (converse)

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Two Tangent Theorem

Chord-Chord Angle

Secant-Tangent Angle OR Tangent-Tangent…

Area of a sector

If 2 tangent segments are drawn to a circle from an external p…

The measure of a chord-chord angle equals half the sum of the…

The measure of an angle whose vertex is OUTSIDE a circle is ha…

Two Tangent Theorem

If 2 tangent segments are drawn to a circle from an external p…

Chord-Chord Angle

The measure of a chord-chord angle equals half the sum of the…

Circle

Radius

Degree

Semicircle

A locus of infinite points equidistant from a center point

The distance from the center of a circle to the outside edge

A way to measure an angle where we subdivide the length around…

Half of a circle

Circle

A locus of infinite points equidistant from a center point

Radius

The distance from the center of a circle to the outside edge

Radius

Diameter

Chord

circumference

A segment whose endpoints are the center of the circle and a p…

the distance measured from one point on a circle to another go…

Any straight line linking two points on the circle

The total length of the outside edge (perimeter) of a circle.

Radius

A segment whose endpoints are the center of the circle and a p…

Diameter

the distance measured from one point on a circle to another go…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

If 2 tangent segments are drawn to a ci…

The measure of an angle formed by 2 int…

The measure of an angle whose vertex is…

The measure of an angle formed by a tan…

then those segments are congruent.

is equal to half the sum of the measures of the intercepted ar…

is half of the difference of the two intercepted arcs.

is half the measure of the intercepted arc.

If 2 tangent segments are drawn to a ci…

then those segments are congruent.

The measure of an angle formed by 2 int…

is equal to half the sum of the measures of the intercepted ar…

Equal arcs

Equal chords

A perpendicular line from the centre of…

Equal chords are equidistant

subtend equal angles at the centre (converse)

subtend equal angles at the centre (converse)

bisects the chord

from the centre of the circle (converse)

Equal arcs

subtend equal angles at the centre (converse)

Equal chords

subtend equal angles at the centre (converse)

Theorem 10.1

Theorem 10.2

Postulate 23: Arc Addition Postulate

Theorem 10.3

In a plane, a line is tangent to a circle if and only if the l…

Tangent segments from a common external point are congruent

Measure of an arc formed by 2 adjacent arcs equals the sum of…

In the same circle or in congruent circles two minor arcs are…

Theorem 10.1

In a plane, a line is tangent to a circle if and only if the l…

Theorem 10.2

Tangent segments from a common external point are congruent

Chord

Secant

Tangent

Point of tangency

A segment whose endpoints lie on a circle.

A line that intersects a circle at 2 points

A line in the same plane as a circle that intersects it at exa…

The point where the tangent and a circle intersect

Chord

A segment whose endpoints lie on a circle.

Secant

A line that intersects a circle at 2 points

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Two Tangent Theorem

Chord-Chord Angle

Secant-Tangent Angle OR Tangent-Tangent…

Area of a sector

If 2 tangent segments are drawn to a circle from an external p…

The measure of a chord-chord angle equals half the sum of the…

The measure of an angle whose vertex is OUTSIDE a circle is ha…

Two Tangent Theorem

If 2 tangent segments are drawn to a circle from an external p…

Chord-Chord Angle

The measure of a chord-chord angle equals half the sum of the…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Center

Chord

Secant

Point of Tangency

given point from which all points on a circle are the same dis…

A segment whose endpoints are 2 points... on a circle.

A line that intersects a circle in two points

Point where a Tangent segment touches a circle

Center

given point from which all points on a circle are the same dis…

Chord

A segment whose endpoints are 2 points... on a circle.

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Circle

Radius

Degree

Semicircle

A locus of infinite points equidistant from a center point

The distance from the center of a circle to the outside edge

A way to measure an angle where we subdivide the length around…

Half of a circle

Circle

A locus of infinite points equidistant from a center point

Radius

The distance from the center of a circle to the outside edge

radius

circle

chord

diameter

Distance from center of a circle to a point on the circle.

A set of points equidistant from a center.

a segment whose endpoints are on a circle

a straight line passing through the center of a circle connect…

radius

Distance from center of a circle to a point on the circle.

circle

A set of points equidistant from a center.

Radius

Diameter

Chord

Secant

Distance from the center of a circle to a point on the circle.

A chord the goes through the center of a circle. (segment from…

Segment from one side of the circle to the other. Doesn't need…

A line going through a circle.

Radius

Distance from the center of a circle to a point on the circle.

Diameter

A chord the goes through the center of a circle. (segment from…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Radius

Diameter

Chord

circumference

Any straight line from the center of a circle to its circumfer…

the distance measured from one point on a circle to another go…

Any straight line linking two points on a circle`s circumferen…

The total length of the outside edge (perimeter) of a circle.

Radius

Any straight line from the center of a circle to its circumfer…

Diameter

the distance measured from one point on a circle to another go…

Chord

Tangent

Inscribed Angle

Central Angle

A line segment in the circle that intersects two sides of the…

A line that intersects the circle at one point.

An angle whose vertex is on the circle and is half the arc it…

An angle whose vertex is at the center of the circle and is eq…

Chord

A line segment in the circle that intersects two sides of the…

Tangent

A line that intersects the circle at one point.

Radius

Diameter

Chord

circumference

A segment whose endpoints are the center of the circle and a p…

the distance measured from one point on a circle to another go…

Any straight line linking two points on the circle

The total length of the outside edge (perimeter) of a circle.

Radius

A segment whose endpoints are the center of the circle and a p…

Diameter

the distance measured from one point on a circle to another go…