# Study sets matching "geometry 8"

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Regular Polygons

Opposite Angles

Consecutive Angles

Exterior Angles

polygons that are both equilateral and equiangular

non-consecutive vertices

non-opposite vertices

when the sides of a polygon are extended, the angles that are…

Regular Polygons

polygons that are both equilateral and equiangular

Opposite Angles

non-consecutive vertices

line and plane are perpendicular

Basic thm on perpendiculars

through a given point of a given line t…

Perpendicular bisecting plane thm

if they intersect and every line in the plane is perpendicular…

if a line is perpendicular to each of two intersecting lines a…

Perpendicular bisecting plane is set of all points equivalent…

line and plane are perpendicular

if they intersect and every line in the plane is perpendicular…

Basic thm on perpendiculars

if a line is perpendicular to each of two intersecting lines a…

Ratio of a to b

Proportion

Extremes

Means

If a and b are to quantities that are measured in the same uni…

An equation that equates two ratios.

In proportion a/b=c/d, they are a and d.

In proportion a/b=c/d, they are b and c.

Ratio of a to b

If a and b are to quantities that are measured in the same uni…

Proportion

An equation that equates two ratios.

SLOPE.... Define.

RATE OF CHANGE... What is a synonym for ra…

SLOPE-INTERCEPT FORM... What is the equati…

POINT-SLOPE FORM... What is the equation a…

The steepness of a graph line; the ratio of the vertical chang…

slope

SLOPE.... Define.

The steepness of a graph line; the ratio of the vertical chang…

RATE OF CHANGE... What is a synonym for ra…

slope

Corresponding, proportional

Congruent, sides

Midsegment

Parallel, half

If the lengths of the _____ sides of two triangles are _____,…

If an angle of one triangle is ____ to an angle of a second tr…

A segment that connects the midpoints of two sides of a triang…

The segments containing the midpoints of two sides of a triang…

Corresponding, proportional

If the lengths of the _____ sides of two triangles are _____,…

Congruent, sides

If an angle of one triangle is ____ to an angle of a second tr…

Diagonal

Endpoint

Midpoint

Distance formula

A line segment that connects two nonconsecutive vertices of a…

A point at the end of a ray, either end of a line segment, or…

The point halfway between the endpoints of a line segment

The formula that gives the distance between two points on a co…

Diagonal

A line segment that connects two nonconsecutive vertices of a…

Endpoint

A point at the end of a ray, either end of a line segment, or…

reflection

line of reflection

pre image

image

A transformation that "flips" a figure over a mirror or line.

A line that a figure is flipped across to create a mirror imag…

The original geometric figure

figure after a reflection

reflection

A transformation that "flips" a figure over a mirror or line.

line of reflection

A line that a figure is flipped across to create a mirror imag…

Geometric Mean

Triangle Hypotenuse Altitude Theorem

Geometric Mean (Altitude) Theorem

Geometric Mean (Leg) Theorem

The positive root of the product of two numbers

If the altitude is drawn to the hypotenuse of a right triangle…

The altitude drawn to the hypotenuse of a right triangle separ…

The altitude drawn to the hypotenuse of a right triangle separ…

Geometric Mean

The positive root of the product of two numbers

Triangle Hypotenuse Altitude Theorem

If the altitude is drawn to the hypotenuse of a right triangle…

Transformation

Translation

Reflection

Dilation

The movement of a geometric figure

A slide of the figure

A transformation that "flips" a figure over a mirror or reflec…

A transformation that changes the size of an object, but not t…

Transformation

The movement of a geometric figure

Translation

A slide of the figure

Proportion

proportion 1

proportion 2

proportion 3

setting 2 fractions equal to eachother

setting cross products equal to eachother

rearranging or flipping the fraction and then setting them equ…

making the numerators a fraction and the denominators a fracti…

Proportion

setting 2 fractions equal to eachother

proportion 1

setting cross products equal to eachother

radius (regular polygon)

polygon

remote interior angles

linear scale factor

a line segment that connects the center of a regular polygon w…

a two-dimensional closed figure of three or more line segments…

when a triangle has an exterior angles, these angles are the t…

the ratio of similarity. the ratio of any pair of correspondin…

radius (regular polygon)

a line segment that connects the center of a regular polygon w…

polygon

a two-dimensional closed figure of three or more line segments…

radius (regular polygon)

polygon

remote interior angles

linear scale factor

a line segment that connects the center of a regular polygon w…

a two-dimensional closed figure of three or more line segments…

when a triangle has an exterior angles, these angles are the t…

the ratio of similarity. the ratio of any pair of correspondin…

radius (regular polygon)

a line segment that connects the center of a regular polygon w…

polygon

a two-dimensional closed figure of three or more line segments…

1. Opp. Sides ||... 2. Opp. Sides =~... 3. Op…

1. All parallelogram prop. ... 2. All <'s…

1. All parallelogram prop.... 2. All sides…

1. All prop. of parallelogram, rhombus,…

6 properties of paralleograms

3 properties of rectangles

4 properties of rhombus

Property of squares

1. Opp. Sides ||... 2. Opp. Sides =~... 3. Op…

6 properties of paralleograms

1. All parallelogram prop. ... 2. All <'s…

3 properties of rectangles

altitude of a triangle

centroid of a triangle

circumcenter of a triangle

circumscribed circle

a perpendicular segment from a vertex to the line containing t…

the point of concurrency of the three medians of a triangle; a…

the point of concurrency of the three perpendicular bisectors…

every vertex of the polygon lies on the circle

altitude of a triangle

a perpendicular segment from a vertex to the line containing t…

centroid of a triangle

the point of concurrency of the three medians of a triangle; a…

median of a triangle

altitude of a triangle

perpendicular bisector

angle bisector

a segment whose endpoints are a vertex and the midpoint of the…

A perpendicular segment from a vertex to the line containing t…

a segment, ray, line, or plane that is perpendicular to a segm…

a ray that divides an angle into two congruent angles

median of a triangle

a segment whose endpoints are a vertex and the midpoint of the…

altitude of a triangle

A perpendicular segment from a vertex to the line containing t…

What is a translation?

The image of a polygon

In a polygon rotation, do you have to r…

Rigid transformation examples

A movement of all the points in the same direction for the sam…

The new set of points of the polygon after a transformation

No, you can rotate around any location on the plane

Translation, rotation, reflection

What is a translation?

A movement of all the points in the same direction for the sam…

The image of a polygon

The new set of points of the polygon after a transformation

space

solid

isometric drawing

net

An undefined term thought of as the set of all points. Space e…

A three-dimensional geometric figure that completely encloses…

A drawing of three-dimensional object that shows three faces i…

A two-dimensional pattern that can be folded to form a three-d…

space

An undefined term thought of as the set of all points. Space e…

solid

A three-dimensional geometric figure that completely encloses…