Quadrilaterals Flashcards Preview

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Flashcards in Quadrilaterals Deck (10)
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1
Q

Rectangle

A

4 right angles (find one for coordinate proofs)

Diagonals are congruent

2
Q

Rhombus

A

All side congruent (find one in coordinate proofs)
Diagonals are perpendicular
Diagonals bisect angles

3
Q

Square

A

All properties of square and rhombus

Use sides for coordinate proofs

4
Q

Trapezoid

A

Exactly one pair of parallel sides = bases

Non parallel sides = legs

5
Q

Formula for midsegment of trapezoid

A

1/2(base1+base2)

6
Q

Isosceles trapezoid

A

Base angles congruent

Legs congruent

7
Q

Kite

A

2 pairs of consecutive sides congruent
1 pair of opposite angles congruent
Diagonals perpendicular

8
Q

Area trapezoid

A

1/2(b1+b2)h

9
Q

Area kite

A

1/2(d1 x d2)

10
Q

Parallelogram

A

Diagonals bisect each other (use for coordinate proofs)
2 pairs of parallel / congruent(opposite) sides
Opposite angles congruent
Consecutive angles supplementary