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Chapter 6 Geometry Terms
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Gravity
Terms in this set (49)
Square
A parallelogram with four congruent sides and four right angles is a _____________.
Rhombus
A parallelogram with four congruent sides is a _____________________.
Rectangle
A parallelogram with 4 right angles is a __________________.
Trapezoid
A quadrilateral with exactly one pair of parallel sides is a _____________.
Iscosceles Trapezoid
A quadrilateral with exactly one pair of parallel sides and another pair of congruent
sides is an ____________ _________________.
Kite
A quadrilateral with two pairs of adjacent sides congruent and no opposite sides
congruent is a ___________
Congruent
Parallel
The opposite sides of a parallelogram are _________ and _____________.
Congruent
The opposite angles of a parallelogram are _____________________.
Supplementary
Consecutive angles of a parallelogram are ______________________.
Bisect each other
The diagonals of a parallelogram ___________________.
Parallelogram
If the diagonals of a quadrilateral bisect each other, then the quadrilateral is a ______
Parallelogram
If one pair of opposite sides of a quadrilateral is both congruent and parallel, then the
quadrilateral is a _____________.
Parallelogram
If both pairs of opposite sides are congruent, then the quadrilateral is __________.
Parallelogram
If both pairs of opposite angles are congruent, then the quadrilateral is ___________.
Perpendicular
The diagonals of a rhombus are ______________.
Two angles
Each diagonal of a rhombus bisects ________________.
Congruent
The diagonals of a rectangle are _______________.
Congruent
Perpendicular
Opposite angles
The diagonals of a square are ___________ and ____________ and bisect _______.
Rectangle
If the diagonals of a parallelogram are congruent, then the parallelogram is a ______
Rhombus
...If the diagonals are perpendicular then the parallelogram is a _____________.
Square
If the diagonals are congruent and perpendicular then the parallelogram is a ______.
Rhombus
If one diagonal bisects two angles of a parallelogram then the parallelogram is a
____________.
Parallelogram
A quadrilateral with both pairs of opposite sides parallel is a ________________.
Perpendicular
The diagonals of a kite are _____________.
Congruent
The diagonals of an isosceles trapezoid are ____________________.
Congruent
The base angles of an isosceles trapezoid are _________________.
Long
In a kite, the __________ diagonal bisects 2 angles
Short
In a kite, the ___________ angles are congruent
Parallel
The midpoint of a trapezoid is ________ to the bases.
Half the sum of the lengths of the bases
The length of the midsegment of a trapezoid is equal to _______________________.
Bases
The ____________ of a trapezoid are parallel.
Legs
The non-parallel sides of a trapezoid are _______________.
Dodecagon
A polygon with 12 sides is a _______.
N-gon
A polygon with n sides is a ____
Slope, midpoint, distance
The 3 formulas used in coordinate proofs are ______, ________, and ______.
Show both pairs of opposite sides are parallel
Show both pairs of opposite sides are congruent
Show one pair of opposite sides are congruent and parallel
Show both pairs of opposite angles are congruent
Show the diagonals bisect each other
Show consecutive angles are supplementary
Ways to prove a quadrilateral is a parallelogram (6)
Both pairs of opposite sides are parallel
Both pairs of opposite sides are congruent
Both pairs of opposite angles are congruent
Diagonals bisect each other
Properties of parallelograms (5)
Pentagon
...A polygon with 5 sides is a _______.
Hexagon
...A polygon with 6 sides is a ______.
Heptagon
...A polygon with 7 sides is a _____.
Octagon
... A polygon with 8 sides is a _____.
Diagonal
...A segment joining non-consecutive vertices is a ____.
Regular
...A polygon that is both equilateral and equiangular is ______.
Polygon
... A plane figure formed by 3 or more segments that intersect exactly two sides, one at
each endpoint is a ____.
Vertex
...The endpoint of each side of a polygon is a _____.
Quadrilateral
...A 4-sided polygon is a ______.
Convex
... line containing a side of a polygon contains any interior points, then the polygon
is ____.
Nonagon
...A polygon with 9 sides is a ______
Decagon
... A polygon with 10 sides is a _____.
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