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Math flashes
Math terms
20
Other
6th Grade
05/23/2009

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Cards

Term
Congruent
Definition
When an angle or line are exactly the same.
Term
Similar
Definition
When two figures are the same shape not the same size.
Term
Perpendicular
Definition
When two lines cross to form a 90* degree angle.
Term
Parallel
Definition
When two lines are across from each other
__________
__________
Term
Straight angle
Definition
an angle that measures 180*

<-----------*----------->
Term
Hexagon
Definition
A polygon with six sides
Term
Line of symmetry
Definition
A line that divides a figure in half with matching parts
Term
Pentagon
Definition
A polygon with 5 sides.
Term
Complementary
Definition
When two angles added together equal 90 degrees.
Term
Supplementary
Definition
When two angles added together equal 180*.
Term
Regular polygon
Definition
A polygon with all congruent sides and angles.
Term
Obtuse angle
Definition
an angle that measures more then 90*
Term
Acute angle
Definition
an angle that is less then 90*
Term
Vertex
Definition
the endpoint of an angle
Term
Trapezoid
Definition
A polygon with two parallel sides
Term
Isosceles Triangle
Definition
A triangle with two congruent sides
Term
Square
Definition
A polygon with 4 sides and congruent angles.
Term
Rectangle
Definition
A polygon with opposite sides that are congruent but all angles congruent.
Term
Rhombus
Definition
A polygon with opposite sides congruent and oppsite angle congruent
Term
Parallelogram
Definition
A polygon with opposite sides and parallel angles
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