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Study sets matching "geometry 6 circles"

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Study sets matching "geometry 6 circles"

19 terms
Geometry 6: Triangles & Circles
Similar Triangles
Congruent Triangles
Equilateral Triangles
Proportional
Triangles with equal angles. ... Triangles that have the same s…
Triangles that are equal in every way. The three sides and th…
A triangle in which all three sides are equal.
When two quantities always have the same size in relation to…
Similar Triangles
Triangles with equal angles. ... Triangles that have the same s…
Congruent Triangles
Triangles that are equal in every way. The three sides and th…
16 terms
Geometry 6 -- Circles
radius
chord
diameter
tangent
any line segment that connects the center with a point on the…
a line segment that connects two points on the circle
a chord that passes through the center of the circle... the lon…
a line the intersects a circle in exaclty one point
radius
any line segment that connects the center with a point on the…
chord
a line segment that connects two points on the circle
10 terms
6-8 Geometry Vocab (Circles)
Circle (definition)
Radius (definition)
Diameter (definition)
Radius (picture)
All points are the same distance from the center
The distance from the center to the edge of a circle
Starts at one side of the circle, goes through the center and…
Circle (definition)
All points are the same distance from the center
Radius (definition)
The distance from the center to the edge of a circle
24 terms
Geometry Ch.6 Circles
Circumference
Cyclic quadrilateral
Externally tangent (circles)
Inscribed (in a circle, semicircle, or…
The distance around a circle, given by the formula C=2πr, whe…
A quadrilateral that can be inscribed in a circle
Intersecting at exactly the one point, with neither circle in…
Having each vertex on the circle, semicircle, or sphere. Usua…
Circumference
The distance around a circle, given by the formula C=2πr, whe…
Cyclic quadrilateral
A quadrilateral that can be inscribed in a circle
22 terms
Geometry Chap 6 (circles)
Chord
Diameter
Tangent
Point of tangency
Line SEGMENT whose endpoints lie on circle
A chord that passes through the center of a circle (longest c…
A line that intersects the circle at only one point
the point where the tangent intersects with circle
Chord
Line SEGMENT whose endpoints lie on circle
Diameter
A chord that passes through the center of a circle (longest c…
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
17 terms
Geometry UNIT 6 (Circles) Vocabulary
radius
Diameter
center
chord
A line segment with one endpoint at the center of a circle an…
A straight line passing from side to side through the center…
Center = is equal distance from all edges of a circle
a straight line connecting two points on a circle... can neve…
radius
A line segment with one endpoint at the center of a circle an…
Diameter
A straight line passing from side to side through the center…
20 terms
Geometry Chapter 6 Circles
Circumfrence
How to find pi
C=
Arc length
The length around the circle
Circumference/d
Pi*d... Or... 2Pir
The DISTANCE between two points on a circle
Circumfrence
The length around the circle
How to find pi
Circumference/d
35 terms
Geometry- unit 6: circles
congruent circles
concentric circles
radius
chord
Circles with congruent radii
Circles that lie in the same plane and have the same center
A straight line from the center to the circumference of a cir…
a straight line connecting two points on a circle... can neve…
congruent circles
Circles with congruent radii
concentric circles
Circles that lie in the same plane and have the same center
14 terms
Geometry- Unit 6: Circles
Circle
Congruent Circles
Concentric Circles
Minor Arcs
A set of points equidistant from a point (the center)
Circles the same shape and same size (radius)
Circles that have the same center
Arc measure less than 180
Circle
A set of points equidistant from a point (the center)
Congruent Circles
Circles the same shape and same size (radius)
Geometry Unit 6 Circles
Circle
Center
Radius
Diameter
Set of all points in a plane that are equidistant from a give…
Given point in a circle that all points are equidistant from
Segment who is an points are the center and any point on the…
Chord that contains the center of the circle
Circle
Set of all points in a plane that are equidistant from a give…
Center
Given point in a circle that all points are equidistant from
15 terms
UNIT 6: The Geometry of Circles
circle
circumference
radius
diameter
a set of lines which are equidistant to one another from the…
the perimeter (length around the outside) of a circle
a line from the centre point to any point on the circumference
a line joining two point on the circumference and passing thr…
circle
a set of lines which are equidistant to one another from the…
circumference
the perimeter (length around the outside) of a circle
20 terms
CP Geometry Chapter 6 - Circles
Radius
Congruent Circles
Concentric Circles
Semicircle
Line segment that connects the center to a point on the circle
Circles what have the same radius
Circles that have the same center
An arc that measures 180 degrees
Radius
Line segment that connects the center to a point on the circle
Congruent Circles
Circles what have the same radius
26 terms
APEX Geometry Unit 6 - Circles without Coordinates
center of the circle
circle
circumference
radius (radii)
The point at the exact center of a circle. All points on a ci…
A geometric figure consisting of all the points on a plane th…
The distance around a circle.
A line segment that has one endpoint at the center of a circl…
center of the circle
The point at the exact center of a circle. All points on a ci…
circle
A geometric figure consisting of all the points on a plane th…
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.
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…
20 terms
Geometry Circles
center
central angle
chord
circle
center
central angle
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
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
17 terms
Geometry Chapter 6 - Circle Properties
Congruent circles
Concentric Circles
Radius
Chord
two circles with the same radius
circles with the same center
the length of a line segment between the center and circumfer…
a straight line connecting two points on a curve
Congruent circles
two circles with the same radius
Concentric Circles
circles with the same center
26 terms
Geometry circles
Circle
Center
Radius
Chord
Set of all points in a plain that are equidistant from a give…
is equal distance from all edges of a circle
A straight line from the center to the circumference of a cir…
a segment whose endpoints are on a circle
Circle
Set of all points in a plain that are equidistant from a give…
Center
is equal distance from all edges of a circle
49 terms
Geometry .4 chapter 6 (circles)
Def. circle
Radius
Chord
Diameter
The set of all points equidistant from a center
A segment from center to a point on a circle
A segment with both endpoints on the circle
A chord that intersects the center of the circle
Def. circle
The set of all points equidistant from a center
Radius
A segment from center to a point on a circle
10 terms
Geometry Terms: Circles 10.6
Circle
Radius
Diameter
Chord
The set of all points that are equidistant from a given point
Distance from the center of a circle to a point on the circle
Distance across a circle through the center
Segment whose end points are points on the circle
Circle
The set of all points that are equidistant from a given point
Radius
Distance from the center of a circle to a point on the circle
9 terms
Unit 6: Plane Geometry: Circles & Composite Figures w/ Circles
Diameter
Radius
Circumference
Area
a line segment that passes through the center of a circle and…
a line segment with one endpoint at the center of a circle an…
the distance around a circle
the number of square units needed to cover a given surface
Diameter
a line segment that passes through the center of a circle and…
Radius
a line segment with one endpoint at the center of a circle an…
9 terms
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…
16 terms
Geometry: Circles
Interior/Exterior of a Circle
Chord
Secant
Concentric Circles
The interior of a circle is the set of all points inside the…
A chord is a segment whose endpoints lie on a circle
A secant is a line that intersects a circle at two points
Concentric Circles are coplanar circles with the same center
Interior/Exterior of a Circle
The interior of a circle is the set of all points inside the…
Chord
A chord is a segment whose endpoints lie on a circle
16 terms
Geometry: Circles
Interior/Exterior of a Circle
Chord
Secant
Concentric Circles
The interior of a circle is the set of all points inside the…
A chord is a segment whose endpoints lie on a circle
A secant is a line that intersects a circle at two points
Concentric Circles are coplanar circles with the same center
Interior/Exterior of a Circle
The interior of a circle is the set of all points inside the…
Chord
A chord is a segment whose endpoints lie on a circle
Geometry 10.6 Circles and Arcs
circle
center
radius
congruent circles
set of all points equidistant from a given point
point in the middle of a circle
a segment that has one endpoint at the center and the other e…
have congruent radii
circle
set of all points equidistant from a given point
center
point in the middle of a circle
19 terms
Geometry-Circles
center
Name & symbol
radius
diameter
middle point in a circle
A point, A is center
A line segment with one endpoint at the center of a circle an…
The distance across a circle through its center
center
middle point in a circle
Name & symbol
A point, A is center
27 terms
Geometry- 10.6 Circles and Arcs
Circle
Diameter
Radius
Circumference
The set of all points in a plane that are equidistant from a…
A segment that contains the center of a circle and has both e…
A segment that has one endpoint at the center and the other e…
The distance around the circle (C=2Pir)
Circle
The set of all points in a plane that are equidistant from a…
Diameter
A segment that contains the center of a circle and has both e…
33 terms
Geometry Unit 10 Circles
Circle
Center of a Circle
Radius
Chord
The set of all points equidistant from a given point.
The point inside of a circle that is the same distance from e…
A segment with one endpoint on the center of the circle and t…
A segment with both end points on the circumference of the ci…
Circle
The set of all points equidistant from a given point.
Center of a Circle
The point inside of a circle that is the same distance from e…
28 terms
Geometry: Circles
Circle
Radius
Chord
Diameter
The set of all points that are equidistant from a point calle…
A segment whose endpoints are the center and any point on the…
A segment whose endpoints are on a circle.
A chord that contains the center of the circle.
Circle
The set of all points that are equidistant from a point calle…
Radius
A segment whose endpoints are the center and any point on the…
22 terms
Geometry Chapter 11 - Circles
chord
diameter
radius
secant
A segment whose endpoints lie on a circle
A chord that passes through the center of the circle
A straight line from the center to the circumference of a cir…
A line that intersects a circle in two points
chord
A segment whose endpoints lie on a circle
diameter
A chord that passes through the center of the circle
10 terms
geometry - circles
chord
tangent line
central angle
concentric circles
chord
tangent line
Geometry- Circles
Equation of a Circle
Equation of a Circle
- Center of a circle
Radius
(x-h)²+(y-k)²=r², (h, k) is the center, r is the radius.
(x-h)²+(y-k)²=r². ... *h and k are opposite signs, when identify…
(h , k)
The distance from the center of a circle to any point on the…
Equation of a Circle
(x-h)²+(y-k)²=r², (h, k) is the center, r is the radius.
Equation of a Circle
(x-h)²+(y-k)²=r². ... *h and k are opposite signs, when identify…
14 terms
Geometry Circles Vocabulary
Circle
Pi (π)
Radius
Radii
A shape consisting of those points in a plane which are equid…
The ratio of the circumference to the diameter of a circle.
A line from the center of the circle of the circle to any poi…
more than 1 radius.
Circle
A shape consisting of those points in a plane which are equid…
Pi (π)
The ratio of the circumference to the diameter of a circle.
9 terms
Geometry - Circles
Area of a Circle
Circumference of a Circle
Diameter
Radius
A line that goes from one side of a circle, through the cente…
A line that goes from one side of a circle to the center.
Area of a Circle
Circumference of a Circle
25 terms
geometry - circles
circle
radius
diameter
chord
a set of all points that are equidistant from the center of t…
a segment who's endpoints are the center of the circle and an…
a chord that passes through the center of the circle
a segment who's endpoints are on the circle
circle
a set of all points that are equidistant from the center of t…
radius
a segment who's endpoints are the center of the circle and an…
14 terms
geometry circles
arc length formula
ab=cd
two tangents
tangent chord angle
intersecting chord rule
m<abc=1/2(mAC-mAC)
m<ABC=1/2mAB
arc length formula
ab=cd
intersecting chord rule
10 terms
Geometry/Circles
chord
circumference
diameter
radius
a line segment passing through a circle that has its endpoint…
the distance around a circle
a chord passing through the center of a circle
a line segment with one endpoint at the center of a circle an…
chord
a line segment passing through a circle that has its endpoint…
circumference
the distance around a circle
11 terms
Geometry Circles
Circle
Radius
Chord
Diameter
The set of all points in a plane that are the same distance f…
The distance from the center of a circle to any point on the…
a straight line connecting two points on a circle... can neve…
A chord that passes through the center of the circle
Circle
The set of all points in a plane that are the same distance f…
Radius
The distance from the center of a circle to any point on the…
16 terms
Geometry Circles
arc
endpoints
minor arc
major arc
a curved line along the circumference of a circle
the points where an arc ends
an arc that takes up less than half a circle
an arc that takes up more than half of a circle, ( must be la…
arc
a curved line along the circumference of a circle
endpoints
the points where an arc ends
8 terms
Geometry: Circles
Central Angle
Inscribed Angle
Cyclic Quadrilateral
Tangent Chord Angle
Central Angle = Intercepted Arc
Inscribed Angle = 1/2 Intercepted Arc
Opposite angles in a cyclic quadrilateral are supplementary.
Tangent Chord Angle = 1/2 Intercepted Arc
Central Angle
Central Angle = Intercepted Arc
Inscribed Angle
Inscribed Angle = 1/2 Intercepted Arc
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…
9 terms
Circles Geometry
Arc Length
Sector Area
Right-angle corollary
Arc-intercept corollary
measure of arc/360 x 2πr
measure of arc/360 x πr²
if an inscribed angle intercepts a semicircle, then the angle…
if two inscribed angles intercept the same arc, then they hav…
Arc Length
measure of arc/360 x 2πr
Sector Area
measure of arc/360 x πr²
23 terms
Geometry circle vocabulary ch. 6
Circle
Radius
Congruent circles
Concentric circles
A set of points equidistant from a given point
Segment from the center of a circle to the circle
Circles with the same (or equal) radius
Circles with the same center
Circle
A set of points equidistant from a given point
Radius
Segment from the center of a circle to the circle
9 terms
Geometry - Circles 1
Diameter
Radius
Chord
Segment
Is any chord drawn to the centre of the circle
Is any line drawn from the centre to the circumference
Is any straight line cutting the circumference of the circle…
Is an area cut off by a chord. There are major and minor segm…
Diameter
Is any chord drawn to the centre of the circle
Radius
Is any line drawn from the centre to the circumference
15 terms
Geometry Ch 6 Circle Conj
Tangent Conjecture
Tangent Segment Conjecture
Chord Central Angles Conjecture
Chord Arcs Conjecture
A tangent is perpendicular to the radius that intersects it.
Tangent segments from a point outside the circle are congruent.
Two congruent chords determine two congruent central angles.
Two congruent chords create two congruent arcs.
Tangent Conjecture
A tangent is perpendicular to the radius that intersects it.
Tangent Segment Conjecture
Tangent segments from a point outside the circle are congruent.
32 terms
Geometry Vocabulary 10 - Circles
circumscribed angle
intercepted arc
center of a circle
adjacent arcs
An angle whose sides are tangent to a circle.
An arc that lies between two lines, rays, or segments.
The point from which all points on a circle are equidistant.
Arcs of a circle that have exactly one point in common.
circumscribed angle
An angle whose sides are tangent to a circle.
intercepted arc
An arc that lies between two lines, rays, or segments.
14 terms
Geometry circles
central angle
arc of a central angle
Total of all central angles
inscribed angle
An angle whose vertex is the center of the circle... Arc = Angle…
Equals the angle
equals 360 degrees
An angle whose vertex is on a circle and whose sides contain…
central angle
An angle whose vertex is the center of the circle... Arc = Angle…
arc of a central angle
Equals the angle
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