# Study sets matching "geometry set year"

Study sets

Diagrams

Classes

Users

collinear points

concurrent lines

line segment

ray AB

points that all lie on a single line

three or more lines that intersect at the same point

part of a line with a fixed length and end points

part of a line with one end point A and passing through point B

collinear points

points that all lie on a single line

concurrent lines

three or more lines that intersect at the same point

collinear points

concurrent lines

line segment

ray AB

points that all lie on a single line

three or more lines that intersect at the same point

part of a line with a fixed length and end points

part of a line with one end point A and passing through point B

collinear points

points that all lie on a single line

concurrent lines

three or more lines that intersect at the same point

Collinear

Linear Pair

Supplementary angles

Vertical Angles

Points that lie on the same line

A pair of adjacent angles whose noncommon sides are opposite r…

Two angles whose sum is 180 degrees

A pair of opposite congruent angles formed by intersecting lin…

Collinear

Points that lie on the same line

Linear Pair

A pair of adjacent angles whose noncommon sides are opposite r…

collinear points

concurrent lines

line segment

ray AB

points that all lie on a single line

three or more lines that intersect at the same point

part of a line with a fixed length and end points

part of a line with one end point A and passing through point B

collinear points

points that all lie on a single line

concurrent lines

three or more lines that intersect at the same point

Adjacent angles

Vertically opposite angles...

Complementary angles

Corresponding angles....

Pair of angles with a common vertex and share a side (next to)

are equal

Two angles with a sum of 90 degrees

on parallel lines are equal

Adjacent angles

Pair of angles with a common vertex and share a side (next to)

Vertically opposite angles...

are equal

acute angle

acute-angled triangle

adjacent angles

alternate angles

an angle that is less than 90 degrees

a triangle with all 3 angles acute

angles that share common side and a common vertex and don't ov…

pairs of angles on the opposite side of the transversal and th…

acute angle

an angle that is less than 90 degrees

acute-angled triangle

a triangle with all 3 angles acute

Vertically opposite angles are...

Angles on a straight line add to...

Isosceles Triangle

Obtuse Angle

equal

180 degrees

Two sides the same length, and two angles the same size

Measures between 90 and 180 degrees

Vertically opposite angles are...

equal

Angles on a straight line add to...

180 degrees

Median

Orthocenter

Circumcenter

Perpendicular Bisector

(In a Triangle) A segment whose endpoints are a vertex of a tr…

(of a triangle) is the point where the altitudes of the triang…

The point of concurrency of the perpendicular bisectors.

A line/segment/ray that goes through the midpoint at a 90 degr…

Median

(In a Triangle) A segment whose endpoints are a vertex of a tr…

Orthocenter

(of a triangle) is the point where the altitudes of the triang…

transversal line

parallel lines

corresponding angles

alternate angles

line passing through two or more other lines

lines that are the same distance apart and do not ever interse…

equal angles which sit in the same position on a transversal c…

equal angles which sit on either side of the transversal, insi…

transversal line

line passing through two or more other lines

parallel lines

lines that are the same distance apart and do not ever interse…

distance between 2 points

slope

midpoint

The slope of a line parallel to the x-a…

is the absolute value of the difference of the coordinates of…

the point that divided the segment into two congruent segments

0

distance between 2 points

is the absolute value of the difference of the coordinates of…

slope

Point

Line

Plane

Segment

Represents a location and is named by a capitol letter

Straight path extending in both directions indefinitely. Named…

A flat surface that extends in all directions indefinitely. Na…

Part of a line. Named by 2 points (endpoints) with a little se…

Point

Represents a location and is named by a capitol letter

Line

Straight path extending in both directions indefinitely. Named…

collinear points

concurrent lines

line segment

ray AB

points that all lie on a single line

three or more lines that intersect at the same point

part of a line with a fixed length and end points

part of a line with one end point A and passing through point B

collinear points

points that all lie on a single line

concurrent lines

three or more lines that intersect at the same point

Acute Angle

Acute Triangle

Adjacent Angles

Altitude

An angle that measures between 0 and 90 degrees

A triangle with 3 acute angles

Angles that have a common vertex and side; angles that are nex…

Height; length of segment that is perpendicular to the base of…

Acute Angle

An angle that measures between 0 and 90 degrees

Acute Triangle

A triangle with 3 acute angles

point

line

plane

space

a location in space, has position only; named by a capital blo…

goes forever in both directions, contains an infinite number o…

a flat surface made up of points, has no boundaries, contains…

the set of all points

point

a location in space, has position only; named by a capital blo…

line

goes forever in both directions, contains an infinite number o…

acute angle

alternate interior angles

angle bisector

apothem

an angle measuring between 0 and 90 degrees

nonadjacent interior angles that lie on opposite sides of the…

a ray that divides an angle into two congruent angles

in a regular polygon, the distance from the center to a side

acute angle

an angle measuring between 0 and 90 degrees

alternate interior angles

nonadjacent interior angles that lie on opposite sides of the…

collinear points

concurrent lines

line segment

ray AB

points that all lie on a single line

three or more lines that intersect at the same point

part of a line with a fixed length and end points

part of a line with one end point A and passing through point B

collinear points

points that all lie on a single line

concurrent lines

three or more lines that intersect at the same point

Point

Line

Plane

Line Segment

Undefined term in Euclidean Geometry. A location in space. No…

Undefined term in Euclidean Geometry. The straight path of a p…

Undefined term in Euclidean Geometry. The straight path of a l…

A portion of a line that has definite length, and two endpoint…

Point

Undefined term in Euclidean Geometry. A location in space. No…

Line

Undefined term in Euclidean Geometry. The straight path of a p…

circumference

diameter

radius

plus

the distance around a circle

the distance across a circle that goes through the centre

a straight line from the centre to the circumference of a circ…

+

circumference

the distance around a circle

diameter

the distance across a circle that goes through the centre