#### Study sets matching "geometry circle math"

#### Study sets matching "geometry circle math"

Radius

Diameter

Circumference

pi

The distance from the center of a circle to any point on the c…

A straight line passing from side to side through the center o…

Distance around a circle

The ratio of a circle's circumference compared to its diameter…

Radius

The distance from the center of a circle to any point on the c…

Diameter

A straight line passing from side to side through the center o…

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

A tangent is perpendicular (forms right angle) to the radius d…

The sum of the 3 angles in a triangle is always 180°

a² + b² = c²

The point at the perfect centre of the circle.

Tangent-Radius Property

A tangent is perpendicular (forms right angle) to the radius d…

Angle-Sum Property

The sum of the 3 angles in a triangle is always 180°

Inscribed Angle

Central Angle

Tangent

Chord

An angle formed by two chords in a circle which have a common…

An angle formed by two radii whose vertex is at the centre of…

A line that intersects the circle at one point.

A line segment that joins two points on the circumference of a…

Inscribed Angle

An angle formed by two chords in a circle which have a common…

Central Angle

An angle formed by two radii whose vertex is at the centre of…

C = 3.14 X D

circum

circumference

circumstance

formula for finding the circumference of a circle

around

distance around a circle

Condition AROUND something; a situation

C = 3.14 X D

formula for finding the circumference of a circle

circum

around

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

A tangent is perpendicular (forms right angle) to the radius d…

The sum of the 3 angles in a triangle is always 180°

a² + b² = c²

The point at the perfect centre of the circle.

Tangent-Radius Property

A tangent is perpendicular (forms right angle) to the radius d…

Angle-Sum Property

The sum of the 3 angles in a triangle is always 180°

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

A tangent is perpendicular (forms right angle) to the radius d…

The sum of the 3 angles in a triangle is always 180°

a² + b² = c²

The point at the perfect centre of the circle.

Tangent-Radius Property

A tangent is perpendicular (forms right angle) to the radius d…

Angle-Sum Property

The sum of the 3 angles in a triangle is always 180°

circle

center

radius

chord

the set of all points in a plane, equidistant from a given poi…

the given point, what the circle is named by

the distance from the center to any point on the circle

a segment whose endpoints are on the circle

circle

the set of all points in a plane, equidistant from a given poi…

center

the given point, what the circle is named by

Chord

Diameter

Secant

Tangent

A line segment that ends at the edges of a circle

A chord containing the center of a circle

A line that intersects a circle at two points

A line that passes through only one point on a circle

Chord

A line segment that ends at the edges of a circle

Diameter

A chord containing the center of a circle

Tangent line

Point of tangency

Tangent radius property

Chord

Line that intersects a circle at only one point

Where tangent intersects circle

Tangent to circle is perpendicular to radius, creating 90degre…

Line segment that joins 2 points on a circle

Tangent line

Line that intersects a circle at only one point

Point of tangency

Where tangent intersects circle

Tangent and Radius Theorem

Tangent from an external point Theorem

Angle in a semi-circle Theorem

Angle at the Centre Theorem

A tangent and a radius meet at a right angle

Tangents from an external point are equal in length

Diameter always creates a 90 degree angle

The angle subtended at the centre from arc AB is double the an…

Tangent and Radius Theorem

A tangent and a radius meet at a right angle

Tangent from an external point Theorem

Tangents from an external point are equal in length

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

A tangent is perpendicular (forms right angle) to the radius d…

The sum of the 3 angles in a triangle is always 180°

a² + b² = c²

The point at the perfect centre of the circle.

Tangent-Radius Property

A tangent is perpendicular (forms right angle) to the radius d…

Angle-Sum Property

The sum of the 3 angles in a triangle is always 180°

1.) A tangent and a radius meet at 90 d…

2.) Two radii form an isosceles triangle

3.)The perpendicular bisector of a chor…

4.) The angle at the center of a circle…

A tangent is a line that just touches a single point on the ci…

Unlike other isosceles triangles they don't have the little ti…

A chord is any line drawn across a circle and no matter where…

The angle subtended at the center of a circle is exactly doubl…

1.) A tangent and a radius meet at 90 d…

A tangent is a line that just touches a single point on the ci…

2.) Two radii form an isosceles triangle

Unlike other isosceles triangles they don't have the little ti…

Radius

Diameter

Chord

Semi-Circle

Distance from center to any point on circle

Distance across circle through the center

Line segment inside the circle touching two points on the circ…

1/2 of a circle

Radius

Distance from center to any point on circle

Diameter

Distance across circle through the center

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

Center

A line from the center of a circle to the edge of a circle . A…

A line segment passing through the center of a circle from one…

A chord is a line segment that starts on the circumference and…

a center is the exact midpoint of a circle in all directions

Radius

A line from the center of a circle to the edge of a circle . A…

Diameter

A line segment passing through the center of a circle from one…

Inscribed Angle

Central Angle

Equal Inscribed Angles

Subtended

An angle formed by to chords that share an endpoint. This is h…

An angle formed by two radii of a circle. This is twice the me…

Inscribed angles are equal if they are subtended by the same a…

Lying opposite to something. If the arc is AB, then the angle…

Inscribed Angle

An angle formed by to chords that share an endpoint. This is h…

Central Angle

An angle formed by two radii of a circle. This is twice the me…

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…

Chord

Central Angle

Inscribed Angle

Arc

a line segment joining two points on the circumference of a ci…

an angle formed by two radii of the circle. the vertex of the…

an angle formed by two chords that share a common endpoint. th…

a portion of the circumference of a circle. a minor arc is les…

Chord

a line segment joining two points on the circumference of a ci…

Central Angle

an angle formed by two radii of the circle. the vertex of the…

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

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…

Degree

Tangent

Inscribed angle

Central angle

Unit of measure that measures an angle within a shape

A straight line or plane that touches a curve of s circle

Angle created when line segments (not radii) create an angle i…

Angle created by the arms (radii) of the circle

Degree

Unit of measure that measures an angle within a shape

Tangent

A straight line or plane that touches a curve of s circle

Radius

Radii

Chord

Diameter

The distance from the center to the edge of a circle: It is ha…

A plural of radius

a straight line that joins two points on a curve

a line running through the center of a circle from one side to…

Radius

The distance from the center to the edge of a circle: It is ha…

Radii

A plural of radius