#### Study sets matching "chapter 4 math geometry"

#### Study sets matching "chapter 4 math geometry"

congruent figures

congruence transformation

dilation

center of dilation

Geometric figures that have the same size and shape

A transformation that preserves length and angle measure

A transformation in which a figure is enlarged or reduced with…

The fixed point in a dilation

congruent figures

Geometric figures that have the same size and shape

congruence transformation

A transformation that preserves length and angle measure

congruent figures

congruence transformation

dilation

center of dilation

Geometric figures that have the same size and shape

A transformation that preserves length and angle measure

A transformation in which a figure is enlarged or reduced with…

The fixed point in a dilation

congruent figures

Geometric figures that have the same size and shape

congruence transformation

A transformation that preserves length and angle measure

point

line

line segment

plane

a location in space

a straight path of points that goes on endlessly in both direc…

a part of a line having 2 endpoints

a flat surface that goes on endlessly in all directions

point

a location in space

line

a straight path of points that goes on endlessly in both direc…

alpha

angle

arithmetic sequence

clinometer

a Greek letter often used to represent angle measure. Others u…

formed by two rays joined at a common endpoint

an ordered sequence of mathematical terms in which a constant…

a device used to measure angles of elevation and depression

alpha

a Greek letter often used to represent angle measure. Others u…

angle

formed by two rays joined at a common endpoint

alpha

angle

arithmetic sequence

clinometer

a Greek letter often used to represent angle measure. Others u…

formed by two rays joined at a common endpoint

an ordered sequence of mathematical terms in which a constant…

a device used to measure angles of elevation and depression

alpha

a Greek letter often used to represent angle measure. Others u…

angle

formed by two rays joined at a common endpoint

polygon

triangle

vertices

acute triangle

A figure in a plane made up of segments that are connected wit…

A polygon with three sides

The common endpoints in a triangle

All three angles are acute

polygon

A figure in a plane made up of segments that are connected wit…

triangle

A polygon with three sides

Congruent Polygons

Triangle Congruence by SSS

Triangle Congruence by SAS

Triangle Congruence by ASA

Have congruent corresponding (matching) sides and correspondin…

If three sides of one triangle are congruent to the three side…

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

If two angles and the included side of one triangle are congru…

Congruent Polygons

Have congruent corresponding (matching) sides and correspondin…

Triangle Congruence by SSS

If three sides of one triangle are congruent to the three side…

congruent polygons

corollary

hypotenuse

base angles of an isosceles triangle

polygons in which all sides and all angles are congruent

A statement that follows immediately from a theorem

The longest side of a right triangle, opposite the right angle

The 2 non-vertex angles of an isosceles triangle, formed by th…

congruent polygons

polygons in which all sides and all angles are congruent

corollary

A statement that follows immediately from a theorem

Triangle Sum Theorem

Definition: Triangle Exterior Angle

Remote Interior Angles

Triangle Exterior Angle Theorem

The sum of the interior angles of a triangle is 180 degrees.

The angle formed by one side of a polygon and the extension of…

The two angles in a triangle that are not adjacent to the indi…

The measure of the exterior angle of a triangle is equal to th…

Triangle Sum Theorem

The sum of the interior angles of a triangle is 180 degrees.

Definition: Triangle Exterior Angle

The angle formed by one side of a polygon and the extension of…

Acute Angle

Auxillary Line

Base Angles of Isosceles Triangle

Congruence Transformation

A triangle with 3 acute triangles

An extra line or segment drawn in a figure to help analyze geo…

The two angles formed by the base and the congruent sides

Rigid transformation or Isometry: the position of the image ma…

Acute Angle

A triangle with 3 acute triangles

Auxillary Line

An extra line or segment drawn in a figure to help analyze geo…

Angle of rotation

Center of rotation

Center of symmetry

Component form

The angle that is formed by rays drawn from the center of rota…

The fixed point in a rotation.

The center of rotation in a figure that has rotational symmetr…

A form of a vector that combines the horizontal and vertical c…

Angle of rotation

The angle that is formed by rays drawn from the center of rota…

Center of rotation

The fixed point in a rotation.

Scalene Triangle

Isosceles Triangle (Base, Leg, Vertex,…

Equilateral Triangle

Right Triangle (Hypotenuse, Leg)

A triangle with no congruent sides

A triangle that has 2 congruent sides.... Legs - 2 congruent side…

A triangle with 3 congruent sides

A triangle with a 90 degree angle... Hypotenuse - the side opposi…

Scalene Triangle

A triangle with no congruent sides

Isosceles Triangle (Base, Leg, Vertex,…

A triangle that has 2 congruent sides.... Legs - 2 congruent side…

Vector

Initial point

Terminal point

Component form of a vector

A quantity that has both direction and magnitude, or size, and…

Starting point of a vector

Ending point of a vector

Combines the horizontal and vertical components of a vector in…

Vector

A quantity that has both direction and magnitude, or size, and…

Initial point

Starting point of a vector

triangle

equilateral triangle

isosceles triangle

scalene triangle

a figure formed by three segments joining three noncollinear p…

a triangle with three congruent sides

a triangle with two congruent sides

a triangle with no congruent sides

triangle

a figure formed by three segments joining three noncollinear p…

equilateral triangle

a triangle with three congruent sides

Triangle Sum Theorem

Exterior Angle Theorem

Side side side Congruence Postulate

side angle side congruence postulate

The sum of the angle measures of a triangle is 180.

The measure of an exterior angle of a triangle is equal to the…

If three sides of one triangle are congruent to three sides of…

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

Triangle Sum Theorem

The sum of the angle measures of a triangle is 180.

Exterior Angle Theorem

The measure of an exterior angle of a triangle is equal to the…

vector

initial point

terminal point

horizontal component

a quantity with direction and magnitude

where a vector starts

where a vector ends

the change in the x-axis coordinate

vector

a quantity with direction and magnitude

initial point

where a vector starts

Triangle Sum Theorem

Exterior Angle Theorem

Third Angles Theorem

SSS Postulate

The sum of the interior angles of a triangle are 180. ... Acute…

The measure of an exterior angle of a triangle is equal to the…

If 2 angles of a triangle are congruent to 2 angles of another…

If 3 sides of a triangle are congruent to 3 sides of another t…

Triangle Sum Theorem

The sum of the interior angles of a triangle are 180. ... Acute…

Exterior Angle Theorem

The measure of an exterior angle of a triangle is equal to the…

Acute Triangle

Equiangular Triangle

Obtuse Triangle

Right Triangle

A triangle that has 3 acute angles.

A triangle with 3 congruent acute angles.

A triangle that has 1 obtuse angle.

A triangle that has 1 right angle.

Acute Triangle

A triangle that has 3 acute angles.

Equiangular Triangle

A triangle with 3 congruent acute angles.

Base Angles of Isosceles Triangle

Base of an Isosceles Triangle

Congruent Polygons

Hypotenuse

Angles opposite the two congruent sides of an isosceles triang…

Side opposite the vertex angle of a isosceles triangle.

Has corresponding (matching sides and angles) congruent parts.

Side opposite the right angle of a triangle.

Base Angles of Isosceles Triangle

Angles opposite the two congruent sides of an isosceles triang…

Base of an Isosceles Triangle

Side opposite the vertex angle of a isosceles triangle.

Reflexive Property

Symmetric Property

Transitive Property

Scalene Triangle

A=A

If A=B, then B=A.

If A=B and B=C, then A=C.

Triangle with all different sides lengths.

Reflexive Property

A=A

Symmetric Property

If A=B, then B=A.

triangle

vertex

adjacent sides

legs of a right triangle

a figure formed by three segments joining three noncollinear p…

one of the three points joining the sides of a triangle

two sides sharing a common vertex in a triangle

in a right triangle, the sides that form the right angle

triangle

a figure formed by three segments joining three noncollinear p…

vertex

one of the three points joining the sides of a triangle