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# Geometry C02

### Wirtz Geometry C2 Vocab

TermDefinition
Polygon (c7) a closed figure with three or more sides
Triangle (c7) a closed shape with three sides and three angles
Interior (c7) of, relating to, or located on the inside; inner
Equilateral Triangle (c7) a triangle in which all three sides have equal lengths and all the interior angles are 60 degrees
Isosceles Triangle (c7) a triangle with two sides that are the same length and two interior angles are the same
Scalene Triangle (c7) a triangle in which all sides are different lengths
Acute Triangle (c7) a triangle in which all three internal angles are less than 90 degrees
Right Triangle (c7) A triangle with one 90 degree internal angle
Obtuse Triangle (c7) a triangle in which one internal angle is larger than 90 degrees
Quadrilateral (c8) a polygon with four sides and four angles
Parallelogram (c8) a quadrilateral with two pairs of parallel sides
Opposite (c8) located or facing directly across
Congruent (c9) equal in size and shape
Straight (c9) not bent or curved
Length (c9) the distance from one end of something to another
Rectangle (c10) a shape with four sides and four right angles
Diagonal (c10) a straight line or line segment connecting two or more vertices of a polygon that are not next to each other
Rhombus (c11) a quadrilateral in which all of the sides are of equal length
Wrong (c11) not correct
Different (c11) not the same
Bisect (c11) to cut into two equal parts
Lizard (c12) a kind of reptile
Trapezoid (c12) a quadrilateral that has two parallel sides
Supplementary (c12) two angles that add up to 180 degrees
Isosceles Trapezoid (c12) a trapezoid with base angles that have the same measurement
similar (c4) alike though not identical (same shape, different size)
example (c6) a model to follow
angle (c3) a figure formed by two rays starting at the same point
symbol (c4) a sign used to represent an operation, element, quantity, quality, or relation
coincide (c3) to take up the same area in space
protractor (c6) a tool for measuring and drawing angles
measure (c6) to find the size, capacity, weight, or quantity of something
distance (c3) the amount of space between two objects or places
obtuse angle (c5) an angle that is more than 90 degrees and less than 180 degrees
Created by: shelley.wirtz