View
418
Download
3
Category
Tags:
Preview:
DESCRIPTION
Citation preview
Pointa location in space
. .A B.C
Line segmenta straight path joining
two points
ABendpoint
endpoint
Raya straight path
with a starting point thatkeeps going in one
direction
A Bendpoint
Linea straight path that keeps going in both
directions
AB
ParallelLines, rays, segments
that never meet
Intersecting
point of intersection
Lines, rays, segmentsthat meet
Perpendicular
right angle
Lines, rays, segmentsthat meet at right
angles
Angleformed by 2 rays or
segments that have the same endpoint
vertex
Right anglean angle that is 90º
Acute anglean angle that is less than
90º
Obtuse anglean angle that is
between 90º and 180º
Straight anglean angle that is 180º
Reflex anglean angle that is
between 180º and 360º
Trianglea polygon with 3 sides
Scalene Trianglea triangle with all sides
of different lengths
Isoceles Trianglea triangle
with two sides of same length
Equilateral Trianglea triangle
with all sides of equal length
Right Trianglea triangle
with one right angle
Obtuse Trianglea triangle
with one obtuse angle
Acute Trianglea triangle
with all acute angles
Quadrilaterala polygon
with 4 sides
Trapezoida quadrilateral
with 1 pair of parallel sides
Parallelograma quadrilateral
with 2 pairs of parallel sides
Rhombusa quadrilateral
with all sides equal length
Rectanglea parallelogram
with 4 right angles
Squarea rectangle
with all sides equal
Kitea quadrilateral with 2
pairs of adjacent equal sides
Pentagona polygon with 5 sides
Regular pentagon Irregular pentagon
Hexagon
Regular hexagon Irregular hexagon
a polygon with 6 sides
Heptagona polygon with 7 sides
Regular heptagon Irregular heptagon
Octagona polygon with 8 sides
Regular octagon Irregular octagon
Nonagona polygon with 9 sides
Regular nonagon Irregular nonagon
Decagona polygon with 10 sides
Regular decagon Irregular decagon
Undecagona polygon with 11 sides
Regular hendecagon
Irregular hendecagon
Dodecagona polygon with 12 sides
Regular dodecagon
Irregular dodecagon
Circlea curved line that forms a
closed path on a flat surface
Polygona closed, 2-dimensional figure made up of line
segments joined end to end
Congruentexactly the same shape
and sizeA
B
CD
Symmetricalhaving the same size and
shape on either side of a line
Regular Polygona polygon
with all sides of equal length
Irregular Polygona polygon
with sides of different lengths
Convex Polygona polygon with all
vertices pushed outward
Concave Polygona polygon with at least
one vertex pushed in
Polyhedrona closed 3-dimensional figure whose surfaces
are made up of polygons
Spherea 3D shape
with a single curved surface
Conea 3D shape
with a circular base,a curved surface, and one
vertex
Cylindera 3D shape
with 2 congruent circular bases
connected by a curved surface
Cubea polyhedron
with 6 square faces
Pyramida polyhedron
that has a base and triangular faces meeting at
a point (vertex)
Triangular pyramid
Square pyramid
Rectangular pyramid
Pentagonal pyramid
Hexagonal pyramid
Prism
Triangular prism
Squareprism
Rectangular prism
Pentagonal prism
Hexagonal prism
a polyhedronthat has two identical bases and all flat sides
Recommended