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Geometry 7th Grade > Quadrilaterals > Flashcards

Quadrilaterals Flashcards

1
Q

List the types of quadrilaterals.

A
  1. Parallelogram
  2. Rectangle
  3. Rhombus
  4. Square
  5. Trapezoid
  6. Kite
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2
Q

Which quadrilaterals are also parallelograms?

A
  1. Rectangle
  2. Rhombus
  3. Square
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3
Q

Which quadrilaterals are not parallelograms?

A
  1. Trapezoid

2. Kite

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4
Q

A quadrilateral with 2 pairs of parallel sides is called a __________?

A

Parallelogam

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5
Q

A quadrilateral with one pair of parallel sides is called a _______?

A

Trapezoid

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6
Q

A quadrilateral with 2 pairs of consecutive congruent sides is called a ______?

A

Kite

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7
Q

What is a rectangle?

A

A parallelogram with 4 right angles

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8
Q

What is a square?

A

A parallelogram with 4 right angles and 4 congruent sides

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9
Q

What is a rhombus?

A

A parallelogram with 4 congruent sides

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10
Q

What is the quadrilateral interior angle sum theorem?

A

The angles of a quadrilateral must always sum up to 360 degrees.

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11
Q

What are 3 properties of parallegrams?

A
  1. Opposite sides and opposite angles are congruent.
  2. Consecutive angles are supplementary.
  3. The diagonals must bisect each other.
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12
Q

What are the special properties of a rhombus?

A
  1. Consecutive sides are congruent.
  2. Diagonals are perpendicular.
  3. Opposite angles are congruent.
  4. Diagonals bisect the interioir angles.
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13
Q

What are the special properties of a rectangle?

A
  1. All angles are right angles.

2. Diagonals must be congruent to one another.

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14
Q

What are the special properties of a square?

A

All of the special properties of a rhombus.
1. Consecutive sides are congruent.
2. Diagonals are perpendicular.
3. Opposite angles are congruent.
4. Diagonals bisect the interioir angles.
All of the special properties of a rectangle.
1. All angles are right angles.
2. Diagonals must be congruent to one another.

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15
Q

What is an important property of a trapezoid?

A

Consecutive angles are supplementary

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16
Q

What are the properties of an isosceles trapezoid?

A

A quadrilateral with

  1. one pair of parallel sides and
  2. Congruent base angels
  3. Diagonals are congruent to each other
  4. Diagonals are piecewise congruent
17
Q

What is the median of a trapezoid?

A

A line segment that connects the midpoints of the 2 legs of the trapezoid

18
Q

How do you calculate the length of the median of a trapezoid?

A

It is equal to the average of the bases (the two parallel sides) of the trapezoid

19
Q

What is a kite?

A

It is a quadrilateral with two pairs of consecutive congruent sides.

20
Q

What are the properties of a kite?

A
  1. Opposite angles between the congruent sides are also congruent
  2. Diagonals are perpendicular
  3. The longer diagonal bisects the shorter diagonal
  4. The longer diagonal bisects the vertex angles

Geometry 7th Grade (6 decks)

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