Studied by 15 peopleTags & Description
Interior
________- Referring to all angles on the inside of a shape.
Concave
________- Some of the lines pass through the interior.
Translation
________- Transformation that moves all points in the same distance and direction.
Intersection
________- When two or more lines cross each other on a plane.
Betweeness of Points
________- There is a real number between two numbers.
Sphere
________- A set of points in space that are the same distance from a given point.
Construction
________- Methods of creating figures without the benefits of measuring tools.
Perimeter
________- The sum of the lengths of the sides of a polygon.
Prism
________- Polyhedron, 2 parallel congruent faces connected by parallelogram faces.
Isometry
________- When the preimage and image appear different but are congruent.
Circumference
________- The distance around a circle.
Volume
________- Measure of the amount of space in an object.
Pyramid
________- Polygon base, 3+ triangular faces that meet at a vertex.
dimensional set
Space- Boundless, three- ________ of all points; can contain lines and planes.
Flat surface
Plane- ________ made up of points; expands indefinitely.
Convex
________- No points of the lines pass through the interior.
Exterior
________- An angle that is made by the side of the shape and a line drawn out from an adjacent side.
Precision
________- The clustering of a group of measurements.
Polyhedron
________- A solid with all flat surfaces that encloses a single region of space.
Acute
________ Angle- An angle that is less than 90 degrees.
Midpoint
________- The point halfway to the endpoints of the segment.
Coplanar
________- Points that lie on the same plane.
Cone
________- Solid, circular base, connected by curved surface to one vertex.
Perpendicular
________- Lines, segments, or rays that form a right angle.
Definition
________ /Defined Term- Explained using undefined and /or other defined terms.
Rotation
________- Transformation around a fixed point.
Collinear
________- Points that are on the same line.
Transformation
________- A function that maps a figure.
Vertex
________- The point where 3+ edges intersect.
Edge
________- Line segments where the faces intersect.
Absolute Error
________- Equal to one half the unit of measure.
Angle
________- Formed by two non- collinear rays that have a common endpoint.
Cylinder
________- Solid, circular bases, connected by a curved surface.
Accuracy
________- Refers to how close a measured value comes to the actual desired value.
Relative Error
________- The ratio of the absolute error to the expected measure.
Side
________- The rays are called ________ of the angles.
Polygon
________- A closed figure formed by a finite number of sides.
Significant Digits Figures
________- The digits of a number that are used to express it to the required degree of accuracy.
Surface Area
________- 2D measurement of the surface of a solid angle.
Preimage
________- figure being transformed onto a new image.
Platonic Solids
________- The only 5 regular polyhedrons.
Ray
________- A part of a line with one endpoint and expands indefinitely.
Vertex
________ of a Polygon- The ________ of each angle.
Vertex
________- The angles common endpoint.
Undefined Term
Can only be explained using examples/descriptions
Point
A location; no shape or size
Line
Made up of points; no thickness/width
Plane
Flat surface made up of points; expands indefinitely
Collinear
Points that are on the same line
Coplanar
Points that lie on the same plane
Intersection
When two or more lines cross each other on a plane
Definition/Defined Term
Explained using undefined and/or other defined terms
Space
Boundless, three-dimensional set of all points; can contain lines and planes
Line Segment
Measurable, two endpoints
Betweeness of Points
There is a real number between two numbers
Congruent Segments
One segment that can be mapped onto another segment and both are congruent
Construction
Methods of creating figures without the benefits of measuring tools
Midpoint
The point halfway to the endpoints of the segment
Segment Bisector
Any segment, line, or place that intersects a segment at its midpoint
Ray
A part of a line with one endpoint and expands indefinitely
Opposite Rays
By choosing a point on a line it determines two opposite rays
Angle
Formed by two non-collinear rays that have a common endpoint
Side
The rays are called sides of the angles
Vertex
The angles common endpoint
Interior
Referring to all angles on the inside of a shape
Exterior
An angle that is made by the side of the shape and a line drawn out from an adjacent side
Degree
Unit used to measure angles
Right Angle
An angle that is exactly 90 degrees
Acute Angle
An angle that is less than 90 degrees
Obtuse Angle
An angle that is greater than 90 degrees
Angle Bisector
A ray that divides an angle into two congruent angles
Adjacent Angles
Two angles that lie in the same plane, have a common vertex and side, but no connected interior points
Linear Pair
Adjacent angles with non common sides that are opposite rays
Vertical Angles
Two non-adjacent angles formed by two intersecting lines
Complementary Angles
Two angles with a sum of 90 degrees
Supplementary Angles
Two angles with a sum of 180 degrees
Perpendicular
Lines, segments, or rays that form a right angle
Polygon
A closed figure formed by a finite number of sides
Vertex of a Polygon
The vertex of each angle
Concave
Some of the lines pass through the interior
Convex
No points of the lines pass through the interior
Equilateral Polygon
A polygon in which all sides are congruent
Equiangular Polygon
A polygon in which all angles are congruent
Regular Polygon
A polygon that is convex, equilateral, and equiangular
Circumference
The distance around a circle
Perimeter
The sum of the lengths of the sides of a polygon
Area
The number of square units needed to cover a surface
Transformation
A function that maps a figure
Preimage
figure being transformed onto a new image
Image
The figure the preimage was transformed into
Isometry
When the preimage and image appear different but are congruent
Reflection
Transformation over the line of reflection
Translation
Transformation that moves all points in the same distance and direction
Rotation
Transformation around a fixed point
Polyhedron
A solid with all flat surfaces that encloses a single region of space
Face
Flat surface
Edge
Line segments where the faces intersect
Vertex
The point where 3+ edges intersect
Prism
Polyhedron, 2 parallel congruent faces connected by parallelogram faces
Base
Two parallel congruent faces
Note
Flashcard