Mathematics Shape Words
line segment
ray
point
____________ lines
parallel lines ____________ lines
perpendicular lines ____________ lines
intersecting lines ____________ lines
2 lines which do not intersect and are NOT parallel (and are in different planes)
skew lines 2 lines which do not intersect and are NOT parallel (and are in different planes)
circle
square
rectangle
oval
triangle
= = = Triangle with all equal sides
equilateral triangle = = = Triangle with all equal sides
right triangle
Triangle with no equal sides
scalene triangle Triangle with no equal sides
= = Triangle with two equal sides
isoceles triangle = = Triangle with two equal sides
angles
right angle
acute angle
obtuse angle
A plane (flat) figure which is made up of line segments
polygon
parallelogram
parallelogram whose sides are all the same length
rhombus parallelogram whose sides are all the same length
shape with 4 sides
quadrilateral
trapezoid
octagon
hexagon
cylinder
cube
sphere
cone
pyramid
prism
diameter
radius
center
chord
plane
Having the same size and shape
congruent Having the same size and shape
? The parts of an image or object organized so that one side duplicates, or mirrors, the other.
symmetry ?