Study sets matching "geometry circle math"

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Study sets matching "geometry circle math"

Math 7 - Circle Geometry
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…
Math 9 Circle Geometry Vocab
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°
17 terms
Math 9 - Circle Geometry Vocab
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…
21 terms
Math 9 Circle Geometry Vocab
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°
Math 9 Circle Geometry Vocab
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°
Math 7 Circle Vocabulary (Geometry)
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
8 terms
Math circle geometry
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…
15 terms
Math circle geometry
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
24 terms
Math circle and geometry
Semi circle
how many degrees in a circle
Center of a circle
Diameter
half circle
360 degrees
a point in the middle of the circle, equal in distance from e…
A line segment from one edge of the circle to the other, goes…
Semi circle
half circle
how many degrees in a circle
360 degrees
21 terms
Math 9 Circle Geometry Vocab
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°
Maths: Circle geometry
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…
Math Geometry - Circles Vocab
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
16 terms
Geometry Palmiotto Math Circle Quiz Vocabulary
Diameter
Radius
Secant
Point of Tangency
Notation: __ _ _
Notation: __ _ _
Notation: <--> _ _
Notation: Point _
Diameter
Notation: __ _ _
Radius
Notation: __ _ _
Math: Geometry: parts of a Circle
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…
11 terms
Circle Geometry
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…
14 terms
Grade Nine Math Unit Ten - Circle Geometry
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…
Grade 9 Math (Math Links) Chapter 10 Circle Geometry
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…
11 terms
Circle Geometry
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…
17 terms
Circle Geometry
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…
6 terms
Grade 9 Math (Math Links) Chapter 10 Circle Geometry
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…
Geometry- Circles
Radius
Radii
Chord
Diameter
The distance from the center to the edge of a circle: It is h…
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 t…
Radius
The distance from the center to the edge of a circle: It is h…
Radii
A plural of radius
17 terms
Geometry: Circles
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 fro…
Segment from one side of the circle to the other. Doesn't nee…
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 fro…
Circle Geometry
Circle
Diameter
Radius
Area of a circle
Set of points that are a fixed distance from a given point ca…
The distance across a circle through its centre.
The distance from the centre of a circle to any point on the…
A=πr²
Circle
Set of points that are a fixed distance from a given point ca…
Diameter
The distance across a circle through its centre.
circle geometry
radius
diameter
circumference
area of circle
A straight line from the center to the circumference of a cir…
A straight line passing from side to side through the center…
The distance around a circle
A=πr²
radius
A straight line from the center to the circumference of a cir…
diameter
A straight line passing from side to side through the center…
Circle Geometry
right triangle
isocelese triangle
equilateral triangle
scalene triangle
one 90 degree angle
two equal sides, two base angles are equal
sides are all the same, All angles are 60 degrees
no equal sides
right triangle
one 90 degree angle
isocelese triangle
two equal sides, two base angles are equal
circle geometry
tangent
point of tangency
tangent-radius property
perpendicular to chord property #1
line that intersects a circle at only one point
point where the tangent intersects the circle
a tangent that is perpendicular to the radius at the point of…
where, from the centre of a circle to a chord bisects the cho…
tangent
line that intersects a circle at only one point
point of tangency
point where the tangent intersects the circle
12 terms
Math 9- Unit 8 (Circle Geometry) Vocabulary
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
16 terms
Circles - Geometry
Circle
Center
Radius
Diameter
the set of all points in a plane that are equidistant from a…
the given point that all points are equidistant from
distance from the center to a point on the circle; segment wh…
distance across the circle, through the center (twice the rad…
Circle
the set of all points in a plane that are equidistant from a…
Center
the given point that all points are equidistant from
11 terms
Geometry- Circles
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…
13 terms
Geometry Circle Vocabulary
circle
center
radius
chord
set of all points in a plane that are a given distance from a…
the point in the middle of the circle - equal distance from t…
segment with one end point on the circle and one end point at…
segment that joins two points on the circle ... (segment with e…
circle
set of all points in a plane that are a given distance from a…
center
the point in the middle of the circle - equal distance from t…
19 terms
Math Ch 6 Geometry Angles & Circles
point
line
line segment
protractor
exact location in space
a straight path that extends in both directions forever;... a se…
part of a line having two endpoints
a tool used to draw & measure the size of an angle
point
exact location in space
line
a straight path that extends in both directions forever;... a se…
9 terms
Circle geometry
A tangent and a radius
2 radii form
The perpendicular bisector of a chord
The angle at the centre of a circle
meet at 90
an isoscele triangle
passes through the centre of the circle
is twice the angle at the circumference
A tangent and a radius
meet at 90
2 radii form
an isoscele triangle
Circle Geometry parts of a circle
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…
16 terms
Geometry Circle Terms
Center
Chord
Secant
Point of Tangency
given point from which all points on a circle are the same di…
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 di…
Chord
A segment whose endpoints are 2 points... on a circle.
14 terms
Geometry - Circles
Chord
Secant
Tangent
Point of Tangency
segment whose endpoints are points on a circle
line that intersects a circle in two points
is a line in the plane of the circle that intersects the circ…
the point where a tangent line and circle intersect
Chord
segment whose endpoints are points on a circle
Secant
line that intersects a circle in two points
math circle
Circumference
Center
Diameter
Radius
The distance around a circle is its
every point on a circle is the same distance from its
the distance across a circle though it's center is its
the distance from a circle to it's center is its
Circumference
The distance around a circle is its
Center
every point on a circle is the same distance from its
Circle Geometry
Diameter
Radius
Chord
Arc
the distance across a circle, measured through its center; or…
the distance or line segment from the center of a circle to a…
a line segment that joins two points on a circle
A segment of the circumference of a circle.
Diameter
the distance across a circle, measured through its center; or…
Radius
the distance or line segment from the center of a circle to a…
Geometry circles
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 ex…
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
7 terms
Geometry- Circles
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 e…
Chord
A line segment in the circle that intersects two sides of the…
Tangent
A line that intersects the circle at one point.
6 terms
Geometry circle
Circle
Radius
Diameter
Chord
A circle is the set of points in a plane that are a fixed dis…
A radius of a circle is a line segment drawn from the center…
A diameter of a circle is a chord that contains the center of…
A chord of a circle is a line segment whose endpoints are on…
Circle
A circle is the set of points in a plane that are a fixed dis…
Radius
A radius of a circle is a line segment drawn from the center…
10 terms
Geometry: Circle
circle
radius
diameter
circumference
半径
直径
周长
circle
radius
半径
Geometry CIRCLE
circle
center
radius
chord
A round shape
In the middle
A straight line from the center to the circumference of a cir…
A segment whose endpoints lie on a circle
circle
A round shape
center
In the middle
10 terms
Circle Geometry
Diameter
Radius
Chord
Tangent
A line segment that connects two points on the edge of the ci…
A line segment that connects the centre pt to the edge of the…
A line segment that connects two points on the edge of the ci…
A line that touches the circle at one point
Diameter
A line segment that connects two points on the edge of the ci…
Radius
A line segment that connects the centre pt to the edge of the…
Geometry: Circles
Circle
Radius
Chord
Diameter
Set of all points in a plane that are at a fixed distance fro…
A segment that joins the center of the circle to a point on t…
A line segment that joins two points of a circle
A chord that contains the center of the circle
Circle
Set of all points in a plane that are at a fixed distance fro…
Radius
A segment that joins the center of the circle to a point on t…
20 terms
Geometry Circles
center
central angle
chord
circle
center
central angle
37 terms
Circle Geometry
Acute
Obtuse
Right Angle
Reflex
Angle Less than 90°
Angle Greater than 90° and less than 180°
Angle that is 90°
Angle that is less than 180° and more than 360°
Acute
Angle Less than 90°
Obtuse
Angle Greater than 90° and less than 180°
Circle Geometry
Circle
Secant
Tangent
Point of tangency
A locus of points equidistant from a fixed point
A line that intersects a circle at exactly 2 points
A line that intersects a circle at exactly 1 point
The point at which the tangent line intersects the circle
Circle
A locus of points equidistant from a fixed point
Secant
A line that intersects a circle at exactly 2 points
18 terms
ACT Circle Geometry Proofs
opposite angles in a cyclic ... quadrilat…
the angle between a tangent and a chor…
equal arcs subtend equal angles at the…
the products of intercepts of intersec…
opposite angles in a cyclic ... quadrilat…
the angle between a tangent and a chor…
10 terms
Grade 9 Circle Geometry
chord
bisect
angle
central angle
A segment whose endpoints lie on a circle
to divide into two equal parts
A figure formed by two rays with a common endpoint
an angle whose vertex is the center of the circle
chord
A segment whose endpoints lie on a circle
bisect
to divide into two equal parts
Circle Geometry
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…
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