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Term 2 Test Vocab
Term 2 Test Vocab
20
Mathematics
7th Grade
03/11/2014
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Term
Septagon
 Definition
A polygon with 7 sides.
Term
Octagon
 Definition
A polygon with 8 sides
Term
vertex
 Definition
The corner of a polygon
Term
Polygon
 Definition
A closed 2-d figure with 3+ sides.
Term
Regular Polygon
 Definition
Polygon with all equal sides
Term
Concave Polygon
 Definition
Polygon that caves in
Term
Convex Polygon
 Definition
Polygon that is not concave
Term
Pentagon
 Definition
Polygon with 5 sides
Term
Hexagon
 Definition
Polygon with 6
sides
Term
Nonagon
 Definition
Polygon with 9 sides
Term
Quadrilateral
 Definition
Polygon with 4 sides
Term
Trapezoid
 Definition
A Quadrilateral with 1 pair of parallel sides
Term
Parallelogram
 Definition
A Quadrilateral with 2 pairs of equal sides
Term
Rectangle
 Definition
A parallelogram with 4 right angles
Term
Rhombus
 Definition
A parallelogram with 4 equal sides
Term
Square
 Definition
A parallelogram that is both a rhombus and a rectangle
Term
Congruent
 Definition
equal
Term
perpendicular lines
 Definition
lines that form a acute angle
Term
Complementary angles
 Definition
Two angles whose sum is 90 degrees
Term
Supplementary angles
 Definition
Two angles whose sum is 180 degrees
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