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35 Cards in this Set
- Front
- Back
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What is the name of the polygon with...
Seven sides? Eleven sides? Twelve sides? |
Heptagon
Undecagon Dodecagon |
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How do you find the sum of the interior angle measures?
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(n-2)180
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How do you find the measure of each interior angle?
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(n-2)180 / n
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What is the sum of all the exterior angles in a polygon?
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360
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How do you find the measure of one exterior angle of a polygon?
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360/n
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If a quadrilateral is a parallelogram, then it's opposite sides are what?
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Congruent
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If a quadrilateral is a parallelogram, then its consecutive angles are what?
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Supplementary
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If a quadrilateral is a parallelogram, then its opposite angles are what?
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Congruent
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If a quadrilateral is a parallelogram, then its diagonals what?
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Bisect each other
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If both pair of opposite sides are _______ then the quadrilateral is a parallelogram.
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Congruent
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If an angle is ________ to both of its _______ angles, then the quadrilateral is a parallelogram.
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Supplementary, consecutive
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If the diagonals ________, then the quadrilateral is a parallelogram.
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Bisect each other
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If one pair of opposite sides is both ______ and _____, then the quadrilateral is a parallelogram.
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Congruent and parallel
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Trapezoid
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A quadrilateral with one pair of parallel sides
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If a quadrilateral is an isosceles trapezoid, then ________.
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Each pair of base angles is congruent
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If a quadrilateral is an isosceles trapezoid, the its diagonals are ________.
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Congruent
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If a quadrilateral is a trapezoid, then...
1. The midsegment is parallel to the _____ 2. the length of the midsegment is __________ |
1. Bases
2. Half the sum of the lengths of the bases |
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If a quadrilateral is a kite, the its diagonals are _______
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perpendicular
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If a parallelogram is a rhombus, the its diagonals are what?
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Perpendicular
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If a parallelogram is a rhombus, the each diagonal ________.
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Bisects a pair of opposite angles
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If a parallelogram is a rectangle, then its diagonals are ________.
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Congruent
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If the diagonals of a parallelogram are ______, then the parallelogram is a rhombus.
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Perpendicular
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If one diagonal of the parallelogram bisects ___________ then the parallelogram is a rhombus.
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a pair of opposite angles
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If the diagonals of a parallelogram are ______, the the parallelogram is a rectangle.
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congruent.
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Which quadrilaterals have two pair of opposite sides that are parallel?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have two pair of opposite sides that are congruent?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have two pair of opposite angles that are congruent?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have one pair of opposite sides both congruent and parallel?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have consecutive angles that are supplementary?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have diagonals that bisect each other?
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Parallelogram, Rhombus, Rectangle, Square
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Which quadrilaterals have diagonals that are perpendicular?
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Kite, Rhombus, and Square
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Which quadrilaterals have diagonals that are congruent?
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Rectangle and square
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Which quadrilaterals have diagonals that bisect a pair of opposite angles?
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Rhombus, square, and kite
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Which quadrilateral has 4 congruent sides?
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Rhombus and square
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Which quadrilaterals have 4 right angles?
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Rectangle and square
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