# Study sets matching "chapter 6 geometry vocab"

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Midsegment of a Triangle

Median of a Triangle

Concurrent

Point of Concurrency

A segment that connects the midpoints of two sides of the tria…

A segment from a vertex to the midpoint of the opposite side.…

Three or more lines that interest at the same point.

The name of the intersection point of three or more lines.

Midsegment of a Triangle

A segment that connects the midpoints of two sides of the tria…

Median of a Triangle

A segment from a vertex to the midpoint of the opposite side.…

diameter

diagonal

right trapezoid

two-dimensional

a line segment drawn through the center of a circle with both…

a segment that connects any two vertices of the polygon but is…

a trapezoid with exactly two right angles

a figure that lies on a flat surface that has length and width

diameter

a line segment drawn through the center of a circle with both…

diagonal

a segment that connects any two vertices of the polygon but is…

parallelogram

rhombus

rectangle

square

a quadrilateral with both pair of opposite sides parallel

a parallelogram with four congruent sides

a parallelogram with four right angles

a parallelogram with four congruent sides and four right angles

parallelogram

a quadrilateral with both pair of opposite sides parallel

rhombus

a parallelogram with four congruent sides

polygon

sides

vertex

convex

a plane figure formed by three or more segments, called sides,…

segments that form a polygon

the endpoint of a side of a polygon

a polygon, if not line that contains a side of the polygon con…

polygon

a plane figure formed by three or more segments, called sides,…

sides

segments that form a polygon

Equilateral Polygon

Equiangular Polygon

Regular Polygon

Parallelogram

a polygon in which all sides are congruent

a polygon in which all angles are congruent

a polygon with all sides and all angles equal

A quadrilateral with two pairs of parallel sides

Equilateral Polygon

a polygon in which all sides are congruent

Equiangular Polygon

a polygon in which all angles are congruent

Each pair of angles adjacent to a base.

The two parallel sides of a trapezoid.

Angles of a polygon that share a common…

A polygon whose angles are all equal or…

Base Angles of a Trapezoid

Base of a Trapezoid

Consecutive Angles

Equiangular Polygon

Each pair of angles adjacent to a base.

Base Angles of a Trapezoid

The two parallel sides of a trapezoid.

Base of a Trapezoid

Finding a Polygon Angle Sum

Equilateral Polygon

Equiangular Polygon

Regular Polygon

180(n-2)

polygon with all sides congruent

polygon with all angles congruent

polygon with all sides and angles congruent

Finding a Polygon Angle Sum

180(n-2)

Equilateral Polygon

polygon with all sides congruent

Regular Polygon

Parallelogram

Rectangle

Rhombus

a polygon with all sides and all angles equal

a quadrilateral with both pairs of opposite sides parallel

A parallelogram with four right angles

A parallelogram with four equal sides

Regular Polygon

a polygon with all sides and all angles equal

Parallelogram

a quadrilateral with both pairs of opposite sides parallel

Polygon

Consecutive Angles

Bases of a Trapezoid

Legs of a Trapezoid

A closed plane figure formed by three or more segments.

Angles of a polygon that share a side and are supplementary.

The parallel sides of a trapezoid.

The nonparallel sides of a trapezoid.

Polygon

A closed plane figure formed by three or more segments.

Consecutive Angles

Angles of a polygon that share a side and are supplementary.

b = √(c² - a²)

c = √(a² + b²)

Triangle Inequality Theorem

Indirect Proof

This is the fastest way to find the length of the LEG of a rig…

This is the fastest way to find the length of the HYPOTENUSE o…

The sum of the two shortest lengths of a triangle "a" and "b"…

When the sum of the 2 shortest lengths of a triangle "a" and "…

b = √(c² - a²)

This is the fastest way to find the length of the LEG of a rig…

c = √(a² + b²)

This is the fastest way to find the length of the HYPOTENUSE o…

Polygon

Convex

Concave

Vertice Order

A plane figure that meets the conditions:... -Formed by 3 or seg…

No spaces when you wrap a rubber band around the shape.

Spaces when you wrap a rubber band around the shape.

List vertices in order around the polygon.

Polygon

A plane figure that meets the conditions:... -Formed by 3 or seg…

Convex

No spaces when you wrap a rubber band around the shape.

Bisect each other.

Bisect each other and are congruent

Bisect each other, are perpendicular, a…

Bisect each other, are congruent, are p…

Diagonals of a Parallelogram

Diagonals of a Rectangle

Diagonals of a Rhombus

Diagonals of a Square

Bisect each other.

Diagonals of a Parallelogram

Bisect each other and are congruent

Diagonals of a Rectangle

Polygon

Consecutive Angles

Bases of a Trapezoid

Legs of a Trapezoid

A closed plane figure formed by three or more segments.

Angles of a polygon that share a side and are supplementary.

The parallel sides of a trapezoid.

The nonparallel sides of a trapezoid.

Polygon

A closed plane figure formed by three or more segments.

Consecutive Angles

Angles of a polygon that share a side and are supplementary.

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Each pair of angles adjacent to a base.

The two parallel sides of a trapezoid.

Angles of a polygon that share a common…

A polygon whose angles are all equal or…

Base Angles of a Trapezoid

Base of a Trapezoid

Consecutive Angles

Equiangular Polygon

Each pair of angles adjacent to a base.

Base Angles of a Trapezoid

The two parallel sides of a trapezoid.

Base of a Trapezoid

Concave polygon

Convex polygon

Diagonal of polygon

Isosceles trapezoid

Polygon where diagonal can be drawn so this it is outside the…

A polygon in which no diagonal contains points on the outside…

A segment connecting two nonconsecutive vertices of a polygon.

A trapezoid in which the legs are congruent.

Concave polygon

Polygon where diagonal can be drawn so this it is outside the…

Convex polygon

A polygon in which no diagonal contains points on the outside…

Polygon Angle Sum Theorem

Equilateral Polygon

Equiangular Polygon

Regular Polygon

( n - 2 ) 180

a polygon with congruent sides

a polygon with congruent angles

All sides and angles are congruent

Polygon Angle Sum Theorem

( n - 2 ) 180

Equilateral Polygon

a polygon with congruent sides

altitude of a triangle

centroid

circumcenter

concurrent

The perpendicular segment from a vertex of a triangle to the o…

The point of concurrency of the three medians of a triangle

The point of concurrency of the three perpendicular bisectors…

Three or more lines, rays, or segments that intersect in the s…

altitude of a triangle

The perpendicular segment from a vertex of a triangle to the o…

centroid

The point of concurrency of the three medians of a triangle