PSGH unit 7 Flashcards


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1

what is the measures of the interior angles

(n-2)180

2

diagonals perpendicular is a property of a

kite

3

how do you find the number of diagonals that can be drawn in a polygon

n(n-3) / 2

4

what is the measure of each exterior angle of an equiangular polygon of n sides is

360 / n

5

both pairs of opposite sides congruent

prove a parallelogram

6

the sum of an interior and exterior angle in an equiangular polygon is

180

7

opp sides perpendicular is a property of a

parallelogram

8

opp sides congruent is a property of a

parallelogram

9

opp angles congruent is a property of a

parallelogram

10

consecutive angles supplementary is a property of a

parallelogram

11

diagonals bisect each other is a property of a

parallelogram

12

all angles are right angles is a property of a

rectangle

13

diagonals congruent is a property of a

rectangle

14

all sides congruent is a property of a

rhombus

15

diagonals bisect angles is a property of a

rhombus

16

diagonals perpendicular bisect each other is a property of a

rhombus

17

diagonals divide a quadrilateral into 4 congruent right triangles is a property of a

rhombus

18

diagonals form 4 congruent iso. right triangles is a property of a

square

19

2 pairs of consec. sides congruent is a property of a

kite

20

one pair of opposite angles congruent is a property of a

kite

21

one diagonal perpendicular bisects the other is a property of a

kite

22

one diagonal bisects a pair of opposite angles is a property of a

kite

23

diagonal perpendicular is a property of a

kite

24

one pair of opposite sides perpendicular is a property of a

trapezoid

25

legs congruent is a property of a

isosceles trapezoid

26

lower and upper base angles congruent is a property of a

isosceles trapezoid

27

any lower and upper base angles supplementary is a property of a

isosceles trapezoid

28

diagonals congruent is a property of a

isosceles trapezoid

29

both pairs of opposite sides parallel

prove a parallelogram

30

both pairs of opposite sides congruent

prove a parallelogram

31

both pairs of opposite angles congruent

prove a parallelogram

32

one pair of opposite sides congruent and parallel

prove a parallelogram

33

diagonals bisect each other

prove a parallelogram