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by: Adrian M. Mataac
Bayuin NHS
(Socorro, Oriental Mindoro)
QUADRILATERALS
 Is a polygon consists of four segments joining at their

endpoints
 PROPERTIES:
 with four sides
 with...
QUADRILATERALS
 Regular quadrilateral

Convex quadrilateral

Square

Concave quadrilateral
QuadrilateraI is denoted by its vertices, written consecutively in
clockwise or counterclockwise direction
S
consecutive

...
Quadrilaterals
Quadrilateral
(Trapezium)

Parallelogram
Trapezoid
Rectangle

Rhombus
Isosceles
Trapezoid
Square

Kite
Types of Quadrilaterals
 Parallelogram: Quadrilateral with opposite sides

that are parallel and of equal length and oppo...
Types of Quadrilaterals
 Rectangle: Quadrilateral with two pairs of equal

sides and four right angles (90 degrees)

Indi...
Types of Quadrilaterals
 Rhombus: Parallelogram with four equal sides and

opposite angles equal

Indicates equal sides
Types of Quadrilaterals
 Square: Quadrilateral with four equal sides and four

right angles
(90 degrees)
Indicates equal ...
Types of Quadrilaterals
 Trapezoid: A quadrilateral with exactly one pair of

parallel sides

Parallel sides never meet.
Trapezoid
 Isosceles Trapezoid: Trapezoid with nonparallel sides

congruent
Kite
 Kite: A quadrilateral with two pairs of adjacent sides

congruent and no opposite sides congruent
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Quadrilaterals (definition and classification)

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Quadrilaterals (definition and classification)

  1. 1. by: Adrian M. Mataac Bayuin NHS (Socorro, Oriental Mindoro)
  2. 2. QUADRILATERALS  Is a polygon consists of four segments joining at their endpoints  PROPERTIES:  with four sides  with four angles  with four vertices  With one pair of diagonals  The measure of all the interior angles is 360 degees.
  3. 3. QUADRILATERALS  Regular quadrilateral Convex quadrilateral Square Concave quadrilateral
  4. 4. QuadrilateraI is denoted by its vertices, written consecutively in clockwise or counterclockwise direction S consecutive A opposite vertices S and A angles M E SAME EMAS A and E LS and LA LA and LE sides SA and AM SA and EM
  5. 5. Quadrilaterals Quadrilateral (Trapezium) Parallelogram Trapezoid Rectangle Rhombus Isosceles Trapezoid Square Kite
  6. 6. Types of Quadrilaterals  Parallelogram: Quadrilateral with opposite sides that are parallel and of equal length and opposite angles are equal Indicates equal sides
  7. 7. Types of Quadrilaterals  Rectangle: Quadrilateral with two pairs of equal sides and four right angles (90 degrees) Indicates equal sides Box indicates 900 angle
  8. 8. Types of Quadrilaterals  Rhombus: Parallelogram with four equal sides and opposite angles equal Indicates equal sides
  9. 9. Types of Quadrilaterals  Square: Quadrilateral with four equal sides and four right angles (90 degrees) Indicates equal sides Box indicates 900 angle
  10. 10. Types of Quadrilaterals  Trapezoid: A quadrilateral with exactly one pair of parallel sides Parallel sides never meet.
  11. 11. Trapezoid  Isosceles Trapezoid: Trapezoid with nonparallel sides congruent
  12. 12. Kite  Kite: A quadrilateral with two pairs of adjacent sides congruent and no opposite sides congruent

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