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25 terms

Lauren's math vocab.

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rectangle
a parrallelogramnthat has four right angles,but does not have four equal sides.
obtuse angle
an angle greater than 90 degress but less than 180 degress.
decagon
a ten sided polygon.
tiling
when you can fit polygons 360 degress around a point.
hexagon
a six sided polygon.
regular polygon
any polygon with all equal sides.
right angle
an angle equal to 90 degress.
square
a parallelogram with four right angles and four equal angles.
octagon
an eight sided polygon.
heptagon
a seven sided polygon.
angle
is formed by two sides meeting a vertex in a polygon.
degress
a unit of measurement for angles.
equilateral triangle
is a triangle with all equal sides.
isosceles triangle
a triangle with two equal sides.
parallel lines
lines that never meet
parallelogram
a 4 sided polygon where the opposite sides are an equal distance apart.
pentagon
a 5 sided polygon.
quadrilateral
any 4 sided polygon.
scalene triangle
a triangle with no equal sides.
polygon
a closed figure/straight sides/no intersections.
rhombus
[all sides equal]one pair obtuse angle and one pair acute angle.
dodecadon
a 12 sided ploygon.
ninogon
a 9 sided polygon.
quadrilatrals
a 4 sided polygon.
triangle
a 3 sided polygon.