# Study sets matching "math geometry flashcards"

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Triangle

Rectangle

trapozoid

Polygon

A shape with 3 sides and three angles

A plane figure with four strait sides and opposite sides are e…

a quadrilateral with only one pair of parallel sides.

a figure with at least three straight sides and angles

Triangle

A shape with 3 sides and three angles

Rectangle

A plane figure with four strait sides and opposite sides are e…

acute angle

right angle

obtuse angle

straight angle

an angle that measures less than 90 degrees

an angle that measures 90 degrees exactly

an angle that measures more than 90 degrees, but less than 180…

an angle that measures 180 degrees exactly

acute angle

an angle that measures less than 90 degrees

right angle

an angle that measures 90 degrees exactly

line

ray

segment

parallel lines

extends without end in two opposite directions

has one endpoint and extends without end in one direction

has two endpoints

lines that never meet lines that are the same distance apart

line

extends without end in two opposite directions

ray

has one endpoint and extends without end in one direction

If a triangle is a right triangle (Pyth…

If the square of one side of a triangle…

If two angles are right angles (Theorem…

If two angles are straight angles (Theo…

then a^2 +b^2= c^2

then the triangle is a right triangle.

then they are congruent

then they are congruent

If a triangle is a right triangle (Pyth…

then a^2 +b^2= c^2

If the square of one side of a triangle…

then the triangle is a right triangle.

line

line segment

ray

parallel lines

A continuous extent of length, straight or curved, without and…

part of a line with two endpoints

A part of a line, with one endpoint, that continues without en…

lines in the same plane that never intersect

line

A continuous extent of length, straight or curved, without and…

line segment

part of a line with two endpoints

acute angle

angle

line

line segment

an angle measuring less then a right angle (90 degrees)

Two rays that meet at the same point

a straight segment that goes on forever in both directions

part of a line connecting two points

acute angle

an angle measuring less then a right angle (90 degrees)

angle

Two rays that meet at the same point

line segment

line

ray

surface of paper is ____ which gives id…

a straight line with a beginning and an end;... has definite leng…

a line segment extending endlessly on both sides;... doesn't have…

part of a line that extends endlessly in one direction only;... d…

flat

line segment

a straight line with a beginning and an end;... has definite leng…

line

a line segment extending endlessly on both sides;... doesn't have…

Midsegment of a Triangle

Midsegment Theorem

Perpendicular Bisector

Equidistant

a segment that connects the midpoints of 2 sides of the triang…

the segment connecting the midpoints of 2 sides of a triangle…

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

when a point, between 2 figures, is the same distance to each…

Midsegment of a Triangle

a segment that connects the midpoints of 2 sides of the triang…

Midsegment Theorem

the segment connecting the midpoints of 2 sides of a triangle…

Angle Bisector

Arc

Bisector

Central Angle

A line that cuts an angle in half.

A segment of the circumference of the circle. The curved line…

A line that cuts something in half.

An angle whose arms are both radii of a circle.

Angle Bisector

A line that cuts an angle in half.

Arc

A segment of the circumference of the circle. The curved line…

Perpendicular Lines

Parallel Lines

Right Triangle

Obtuse Triangle

Lines that cross at a 90 degree angle

lines in the same plane that never intersect

A triangle that has a 90 degree angle.

A triangle with one angle that is greater than 90 degrees.

Perpendicular Lines

Lines that cross at a 90 degree angle

Parallel Lines

lines in the same plane that never intersect

Space

Plane

Segment

Regular

An undefined term thought of as the set of all points. This ex…

An undefined term thought of as a flat surface that extends in…

Two points and all the points between them that are collinear…

All sides are equal and all angles are equal within a polygon

Space

An undefined term thought of as the set of all points. This ex…

Plane

An undefined term thought of as a flat surface that extends in…

line segment

line

ray

surface of paper is ____ which gives id…

a straight line with a beginning and an end;... has definite leng…

a line segment extending endlessly on both sides;... doesn't have…

part of a line that extends endlessly in one direction only;... d…

flat

line segment

a straight line with a beginning and an end;... has definite leng…

line

a line segment extending endlessly on both sides;... doesn't have…

Quadrilateral

Trapezoid

Parallelogram

Rectangle

You are a flat shape with four straight sides. I am the most o…

you are a four sided figure with one pair of parallel sides.

You are a 4-sided flat shape with straight sides where opposit…

You are a 4-sided flat shape with straight sides where all int…

Quadrilateral

You are a flat shape with four straight sides. I am the most o…

Trapezoid

you are a four sided figure with one pair of parallel sides.

height

length

width

area

(noun) the vertical distance from top to bottom.

(noun) the distance along a line or curve.

(noun) the distance from one side of an object to another.

(noun) the amount of surface inside a 2-dimensional shape. Thi…

height

(noun) the vertical distance from top to bottom.

length

(noun) the distance along a line or curve.

point

line

ray

line segment

a fixed location in space

a figure made up of points that extend forever in both directi…

a figure that has one endpoint and extends forever in the othe…

a piece of a line marked by two endpoints

point

a fixed location in space

line

a figure made up of points that extend forever in both directi…

LINEAR PAIR

SUPPLEMENTARY ANGLE

COMPLEMENTARY ANGLES

VERTICAL ANGLES

TWO LINES THAT FORM A STRAIGHT LINE 180 DEGREES... Two adjacent a…

two angles whose measures have a sum of 180 degrees

Two angles whose sum is 90 degrees

Angles that are across from one another. EQUAL (congruent) to…

LINEAR PAIR

TWO LINES THAT FORM A STRAIGHT LINE 180 DEGREES... Two adjacent a…

SUPPLEMENTARY ANGLE

two angles whose measures have a sum of 180 degrees

line

line segment

ray

parallel lines

A continuous extent of length, straight or curved, without and…

part of a line with two endpoints

A part of a line, with one endpoint, that continues without en…

lines in the same plane that never intersect

line

A continuous extent of length, straight or curved, without and…

line segment

part of a line with two endpoints