# Study sets matching "geometry flashcards"

Study sets

Diagrams

Classes

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Point

Line

Plane

Segment

A specific location in space. It has no dimension or size. Nam…

Series of points that continue without end. Arrows on both end…

A flat surface with no thickness. It has two dimensions: Lengt…

Is a portion of a line with 2 endpoints. 1 point on each end.…

Point

A specific location in space. It has no dimension or size. Nam…

Line

Series of points that continue without end. Arrows on both end…

Tangent line

Secant line

Chord

Diameter

A straight line that touches a function at only one point

A straight line joining two points on a function

Line segments with the end points on the circle

A line segment through the center

Tangent line

A straight line that touches a function at only one point

Secant line

A straight line joining two points on a function

bisector

angle

supplementary angles

Linear Pair

Something that cuts an object into two equal parts

A figure formed by two rays with a common endpoint

Two angles whose sum is 180 degrees

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

bisector

Something that cuts an object into two equal parts

angle

A figure formed by two rays with a common endpoint

point

line

plane

collinear and coplanar points

a location (usually shown by a dot on a grid)

is straight (no curves), • has no thickness, and. • extends in…

a flat, two-dimensional surface that extends infinitely far.

When three or more points lie on a straight line. : three or m…

point

a location (usually shown by a dot on a grid)

line

is straight (no curves), • has no thickness, and. • extends in…

Conjecture

Inductive Reasoning

Counterexample

Truth Value

A statement that believed to be true, but not yet proven to be…

A form of reasoning when a pattern present is seen in multiple…

An example that proves a statement/proposition to be false

A value that proves the relation of a proposition is true (Als…

Conjecture

A statement that believed to be true, but not yet proven to be…

Inductive Reasoning

A form of reasoning when a pattern present is seen in multiple…

Equilateral Triangle

Isosceles Triangle

Angle Bisector

Altitude

Triangle in which all three sides are equal

2 sides of a triangle are equal

A line or ray that divides a angle into two congruent angles

Line segment through a vertex and perpendicular to a line cont…

Equilateral Triangle

Triangle in which all three sides are equal

Isosceles Triangle

2 sides of a triangle are equal

Pyramid

Regular Polyhedron

Cylinder

Cone

A polyhedron where all the faces intersect at a vertex. 1 base

All bases and edges are congruent. It can't roll

It has 2 circle bases that are parallel and congruent, No late…

It has 1 circle base and 1 Vertex, No lateral faces, 2 bases.

Pyramid

A polyhedron where all the faces intersect at a vertex. 1 base

Regular Polyhedron

All bases and edges are congruent. It can't roll

Vertical Angles

Parallel Lines

Pythagorean Theorem

Pythagorean Triples

each of the pairs of opposite angles made by two intersecting…

two lines that are always the same distance apart and NEVER to…

a²+b²=c²

3-4-5 (and its multiples)... 5-12-13 (and its multiples)... 7-24-25…

Vertical Angles

each of the pairs of opposite angles made by two intersecting…

Parallel Lines

two lines that are always the same distance apart and NEVER to…

Equilateral Triangle

Isosceles Triangle

Angle Bisector

Altitude

Triangle in which all three sides are equal

2 sides of a triangle are equal

A line or ray that divides a angle into two congruent angles

Line segment through a vertex and perpendicular to a line cont…

Equilateral Triangle

Triangle in which all three sides are equal

Isosceles Triangle

2 sides of a triangle are equal

Vertical Angles

Parallel Lines

Pythagorean Theorem

Pythagorean Triples

opposite angles made by two intersecting lines

plane which do not meet

geometry among the three sides of a right triangle

are integer solutions to the Pythagorean Theorem,

Vertical Angles

opposite angles made by two intersecting lines

Parallel Lines

plane which do not meet

Equilateral Triangle

Isosceles Triangle

Angle Bisector

Altitude

Triangle in which all three sides are equal

Triangle in which two sides are equal

A line or ray that divides a angle into two congruent angles

Line segment through a vertex and perpendicular to a line cont…

Equilateral Triangle

Triangle in which all three sides are equal

Isosceles Triangle

Triangle in which two sides are equal

Third Angles Theorem

Side Angle Side Theorem

Base Angles Theorem

Converse of the Base Angles Theorem

If two angles of one triangle are congruent to two angles angl…

If two sides and the included angle of one triangle are congru…

If two sides of a triangle are congruent then the angles oppos…

If two angles of a triangle are congruent then the sides oppos…

Third Angles Theorem

If two angles of one triangle are congruent to two angles angl…

Side Angle Side Theorem

If two sides and the included angle of one triangle are congru…

Midsegment

Midpoint

Perpendicular Bisector

Equidistant

Connects the midpoints of two sides in a triangle. It is paral…

A point that divides a segment into two congruent pieces (in h…

A line that is perpendicular to a segment at its midpoint (cut…

The same distance

Midsegment

Connects the midpoints of two sides in a triangle. It is paral…

Midpoint

A point that divides a segment into two congruent pieces (in h…

Complementary Angles

Supplementary Angles

Vertical angles

Straight Angle Pair

Angles whose measurements add up to 90

Angles whose measurments add up to 180

Always Congruent

2 Angles that form a straight line (supplementary)

Complementary Angles

Angles whose measurements add up to 90

Supplementary Angles

Angles whose measurments add up to 180

Quadrilateral

Kite

Trapezoid

Parallelogram

sides can be any length angles can be any degree

has 2 pairs of adjacent sides, each pair sides are equal lengt…

sides can be any length, has only one pair of parallel sides,…

opposite sides are equal length, opposite sides are parallel,…

Quadrilateral

sides can be any length angles can be any degree

Kite

has 2 pairs of adjacent sides, each pair sides are equal lengt…

midpoint

midsegment (of a triangle)

median (of a triangle)

altitude

a point on a line segment that divides it into two equal parts…

a segment connecting the midpoints of two sides of a triangle.

a line segment joining a vertex to the midpoint of the opposin…

the height of an object or point in relation to sea level or g…

midpoint

a point on a line segment that divides it into two equal parts…

midsegment (of a triangle)

a segment connecting the midpoints of two sides of a triangle.

Point

Line

Line segment

Ray

A point is represented by a dot

A line extends forever in both directions

A line segment has a beginning and end point

A ray is a part of a line that has an endpoint and an end that…

Point

A point is represented by a dot

Line

A line extends forever in both directions

Incenter

Circumcenter

Altitude

Circumcenter Theorem

The point of concurrency of the angle bisectors of a triangle

The point of concurrency of the perpendicular bisectors of a t…

Segment from a vertex to opposite side and it's perpendicular…

The circumcenter of a triangle is equidistant from the vertice…

Incenter

The point of concurrency of the angle bisectors of a triangle

Circumcenter

The point of concurrency of the perpendicular bisectors of a t…

point

line

plane

collinear

a point is a location

a line is made up of points and has no thickness or width

a plane is a flat surface made of points that has no depth and…

points that lie on the same line

point

a point is a location

line

a line is made up of points and has no thickness or width

Congruent

Parallel

Perpendicular

Centroid

Two geometric figures with exactly the same size and shape.

Two lines in a plane that do not intersect or touch each other…

is the relationship between two lines which meet at a right an…

The center of a triangle where all medians meet.

Congruent

Two geometric figures with exactly the same size and shape.

Parallel

Two lines in a plane that do not intersect or touch each other…

midpoint

line segment

line

ray

A point of a line segment that divides it into two congruent s…

A part of a line with two endpoints

one-dimensional figure that extends infinitely in both directi…

a part of a line that starts at one endpoint and extends forev…

midpoint

A point of a line segment that divides it into two congruent s…

line segment

A part of a line with two endpoints