#### 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…

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

Distance around a circle

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

Radius

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

Diameter

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

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

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

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…

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…

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…

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

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

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…

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…

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…

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 po…

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 po…

center

the given point, what the circle is named by

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 90degr…

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

Diameter

Radius

Chrod

Arc

A line that passes through the centre of the circle and its e…

A line reaching from the centre of the circle to the edge of…

A line segment with both endpoint a on a circle

A portion of the circumference of a circle

Diameter

A line that passes through the centre of the circle and its e…

Radius

A line reaching from the centre of the circle to the edge of…

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

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

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…

Angle-Sum Property

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

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

2.) Two radii form an isosceles triangle

3.)The perpendicular bisector of a cho…

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

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

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

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

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

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

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

2.) Two radii form an isosceles triangle

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

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 cir…

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 circumfe…

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

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

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

Radius

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

Diameter

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

Radius

Diameter

Chord

Center

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

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

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

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 .…

Diameter

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

Two Tangent Theorem

Chord-Chord Angle

Secant-Tangent Angle OR Tangent-Tangen…

Area of a sector

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

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 h…

Two Tangent Theorem

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

Chord-Chord Angle

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

Inscribed Angle

Central Angle

Equal Inscribed Angles

Subtended

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

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

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

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…

Central Angle

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

Chord

Central Angle

Inscribed Angle

Arc

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

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

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

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

Chord

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

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-Tangen…

Area of a sector

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

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 h…

Two Tangent Theorem

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

Chord-Chord Angle

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

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…

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

Chord

Central Angle

Inscribed Angle

Arc

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

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

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

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

Chord

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

Central Angle

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

Radius

Diameter

Chord

circumference

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

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

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

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

Radius

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

Diameter

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

Circle

Center of a circle

Radius

Chord

A line forming a closed loop, every point on which is a fixed…

A point inside the circle. All points on the circle are equid…

the distance from the center of a circle to the edge

a line that connects one point on a circle to another point o…

Circle

A line forming a closed loop, every point on which is a fixed…

Center of a circle

A point inside the circle. All points on the circle are equid…

If 2 tangent segments are drawn to a c…

The measure of an angle formed by 2 in…

The measure of an angle whose vertex i…

The measure of an angle formed by a ta…

then those segments are congruent.

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

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 c…

then those segments are congruent.

The measure of an angle formed by 2 in…

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