Chapter 6 Flashcards Preview

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Flashcards in Chapter 6 Deck (26):
1

base angles of a trapezoid are formed by __________

base and one of the legs

2

diagonal

a segment that connects 2 nonconsecutive vertices

3

isosceles trapezoid

occurs when legs of a trapezoid are congruent

4

Kite

quadrilateral with exactly two pairs of consecutive congruent sides

5

legs of a trapezoid

non-parallel opposite sides of a trapezoid

6

midsegment of a trapezoid

connects midpoints of legs of a trapezoid

7

Parallelogram

quadrilateral with both pairs of opposite sides parallel

8

Rectangle

parallelogram with 4 right angles

9

Rhombus

parallelogram with all four sides congruent

10

Square

parallelogram with 4 congruent sides and 4 right angles

11

Trapezoid

quadrilateral with exactly one pair of parallel lines

12

Polygon interior angle equation

((Number of sides)-2)180

13

Polygon exterior angle sum

360 degrees

14

How many pairs of opposite sides have to be congruent for a quadrilateral to be a parallelogram?

2 pairs of opposite sides

15

How many pairs of opposite angles have to be congruent for a quadrilateral to be a parallelogram.

Both, or 2 pairs of opposite angles

16

If a quadrilateral is a parallelogram, then its consecutive angles are ________

supplementary

17

If a parallelogram has 1 right angle, then it has

4 right angles

18

If a quadrilateral is a parallelogram, what happens to its diagonals?

They are bisected

19

If a quadrilateral is a parallelogram, then each diagonal separates the parallelogram into.....

2 congruent triangles

20

One pair of opposite sides must be _____ and _______ for the quadrilateral to be a parallelogram

parallel, congruent

21

If a parallelogram is a rectangle, it's diagonals are __________

congruent

22

If a parallelogram is a rhombus, it's diagonals are __________

perpendicular

23

If a parallelogram is a rhombus, each diagonal........

bisects a pair of opposite angles

24

if one pair of consecutive sides of a parallelogram are congruent, the parallelogram is a _______

rhombus

25

If a quadrilateral is both a rectangle and a rhombus, then the quadrilateral is a __________

square

26

Base of trapezoid

the parallel sides of a trapezoid