Shared Flashcard Set

Details

Geometry Unit 1
Unit 1 test vocab
45
Mathematics
11th Grade
09/18/2013

Additional Mathematics Flashcards

 


 

Cards

Term
Acute Angle
Definition
An angle that is less than 90 degrees
Term
Adjacent Angles
Definition
Angles that have a common vertex, but don't overlap.
Term
Angle
Definition
A figure formed by two rays.
Term
Angle Bisector
Definition
A line which cuts an angle into two equal halves.
Term
Area
Definition
The size of a shape's surface.
Term
Axiom
Definition
A proposition that is assumed without proof for the sake of studying the consequences that follow from it.
Term
Circumference
Definition
Area of a circle.
Term
Collinear Points
Definition
Three or more points that lie in a straight line.
Term
Compass
Definition
A tool used to make curved lines and circles.
Term
Complementary Angles
Definition
Two angles that add up to 90 degrees
Term
Congruent Angles
Definition
Angles that are exactly the same in degrees.
Term
Congruent Segments
Definition
Segments that have the same length.
Term
Construction
Definition
To draw shapes, angles or lines accurately.
Term
Coordinate
Definition
How the position of a point can be defined by x and y.
Term
Coordinate Plane
Definition
A plane with an x and y axis.
Term
Coplanar
Definition
Being or operating in the same plane.
Term
Distance
Definition
The extent or amount of space between two things, points, lines, etc.
Term
Endpoint
Definition
The point on each side of an interval marking its extremity on that side.
Term
Intersection
Definition
When one line passes through another.
Term
Isometric Drawing
Definition
Having equal dimensions or measurements.
Term
Line
Definition
A continuous extent of length, straight or curved, without breadth or thickness.
Term
Linear Pair
Definition
Two angles that are adjacent and supplementary.
Term
Measure of an Angle
Definition
The concepts of equality, sums, and differences of angles.
Term
Midpoint
Definition
The point on a line segment or an arc that is equidistant, when measured along the line or the arc, from both endpoints.
Term
Net
Definition
The 2-D pattern that creates the figure.
Term
Obtuse Angle
Definition
An angle that's more than 90 degrees, but less than 180 degrees.
Term
Opposite Rays
Definition
Two rays with a common endpoint that form a straight line.
Term
Orthographic Drawing
Definition
Method of showing a dimensional object in two dimensions.
Term
Perimeter
Definition
The border or outer boundary of a two-dimensional figure.
Term
Perpendicular Bisector
Definition
A line which cuts a line segment into two equal parts at 90 degrees.
Term
Perpendicular Lines
Definition
A line is perpendicular to another if they meet at 90 degrees.
Term
Plane
Definition
A surface generated by a straight line moving at a constant velocity with respect to a fixed point.
Term
Point
Definition
Exact location in a space.
Term
Postulate
Definition
A proposition that requires no proof, being self-evident, or that is for a specific purpose assumed true, and that is used in the proof of other. propositions
Term
Ray
Definition
A line that goes on forever.
Term
Right Angle
Definition
An angle that is 90 degrees.
Term
Segment
Definition
A line linking two points.
Term
Segment Bisector
Definition
A point, segment, line, or plane that divides a line segment into two equal parts.
Term
Sides of an Angle
Definition
The ray where measurement of an angle starts.
Term
Space
Definition
Something that has depth, width and height.
Term
Straight Angle
Definition
A straight line that is always 180 degrees.
Term
Straightedge
Definition
A tool that can make a straight line, like a ruler.
Term
Supplementary Angles
Definition
Two angles that add up to 180 degrees.
Term
Vertex of an Angle
Definition
The point about which an angle is measured.
Term
Vertical Angles
Definition
One of two opposite and equal angles formed by the intersection of two lines.
Supporting users have an ad free experience!