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Study > Properties of Quadrilaterals > Flashcards

Properties of Quadrilaterals Flashcards

1
Q

Properties of Parallelograms

A
  1. Opposite sides are parallel
  2. Opposite angles are congruent
  3. Opposite sides are congruent
  4. Diagonals bisect each other
  5. Consecutive angles are supplementary
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2
Q

Properties of Rectangles

A
  1. Opposite sides are parallel
  2. Opposite angles are congruent
  3. Opposite sides are congruent
  4. Diagonals bisect each other
  5. Consecutive angles are supplementary
  6. All 4 angles are right angles
  7. Diagonals are congruent
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3
Q

Properties of Rhombuses

A
  1. Opposite sides are parallel
  2. Opposite angles are congruent
  3. Opposite sides are congruent
  4. Diagonals bisect each other
  5. Consecutive angles are supplementary
  6. All 4 sides are congruent
  7. Diagonals are perpendicular
  8. Diagonals bisect opposite angles
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4
Q

Properties of Squares

A
  1. Opposite sides are parallel
  2. Opposite angles are congruent
  3. Opposite sides are congruent
  4. Diagonals bisect each other
  5. Consecutive angles are supplementary
  6. All 4 angles are right angles
  7. Diagonals are congruent
  8. All 4 sides are congruent
  9. Diagonals are perpendicular
  10. Diagonals bisect opposite angles
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5
Q

Properties of Trapezoids

A
  1. Quarilateral with 1 pair of parallel sides
  2. Same side angles are supplementary
  3. Median is the segment that joins the midpoints of the legs
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6
Q

Properties of Isosceles Trapezoids

A
  1. Quarilateral with 1 pair of parallel sides
  2. Same side angles are supplementary
  3. Median is the segment that joins the midpoints of the legs
  4. Trapezoid legs are congruent
  5. Diagnols are congruent
  6. Base angles are congruent
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7
Q

Properties of Kites

A
  1. Quadrilateral with 2 pairs of adjacent congruent sides
  2. Diagnols are perpendicular
  3. CPCTC
  4. Triangles are congruent by hypotenuse leg
  5. Vertex Angles are bisected
  6. Horizontal perpendicular line that is bisected are congruent
  7. No parallel sides
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8
Q

Formula for Median

A

M= 1/2(b1 + b2)

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9
Q

Formula for Interior Angle of a Polygon

A

180(n-2)

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10
Q

Formula for Interior Angle of a Regular Polygon

A

180(n-2)/n

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11
Q

Formula for Exterior of a Polygon (1)

A

180- interior angle= exterior angle

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12
Q

Formula for Exterior of a Polygon (2)

A

360/n = exterior angle

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