1. Take out a piece of notebook paper and make a hot dog fold over from the right side over to the pink line. Foldable
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1
2 Four sided polygon
3 1. Take out a piece of notebook paper and make a hot dog fold over from the right side over to the pink line. Foldable
4 Foldable The fold crease 2. Now, divide the right hand section into 5 sections by drawing 4 evenly spaced lines. 3. Use scissors to cut along your drawn line, but ONLY to the crease!
5 Foldable The fold crease 4. Write QUADRILATERALS down the left hand side
6 Foldable The fold crease 5. Fold over the top cut section and write PARALLELOGRAM on the outside. 6. Reopen the fold.
7 Foldable 7. On the left hand section, draw a parallelogram. 8. On the right hand side, list all of the properties of a parallelogram.
8 Now, Let s review what we learned last class
9 1.BOTH pairs of opposite sides are parallel 2.BOTH pairs of opposite sides are congruent 3. BOTH pairs of opposite angles are congruent 4.Consecutive angles are supplementary 5.diagonals BISECT each other
10 Foldable * Fold over the second cut section and write RECTANGLE on the outside. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. * Reopen the fold.
11 Foldable * On the left hand section, draw a rectangle. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. * On the right hand side, list all of the properties of a rectangle.
12 A parallelogram with FOUR RIGHT ANGLES
13 Diagonals are Congruent
14 Foldable * Fold over the third cut section and write RHOMBUS on the outside. * Reopen the fold. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram.
15 Foldable * On the left hand section, draw a rhombus. * On the right hand side, list all of the properties of a rhombus. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram.
16 A parallelogram with FOUR CONGRUENT SIDES
17 Diagonals Bisect A Pair of Opposite Angles
18 Diagonals are Perpendicular
19 Foldable * Fold over the fourth cut section and write SQUARE on the outside. * Reopen the fold. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram. 1. Has 4 Congruent sides 2. Diagonals bisect opposite angles. 3. Diagonals are perpendicular. 4. All properties of parallelograms.
20 Foldable * On the left hand section, draw a square. * On the right hand side, list all of the properties of a square. 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram. 1. Has 4 Congruent sides 2. Diagonals bisect opposite angles. 3. Diagonals are perpendicular. 4. All properties of parallelograms.
21 A parallelogram with FOUR RIGHT ANGLES AND FOUR CONGRUENT SIDES
22 Holds same properties as Rhombus and Rectangle
23 Foldable 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram. 1. Has 4 Congruent sides 2. Diagonals bisect opposite angles. 3. Diagonals are perpendicular. 4. All properties of parallelograms congruent sides and 4 congruent (right) angles 2. All properties of parallelogram, rectangle, and rhombus
24 Foldable 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram. 1. Has 4 Congruent sides 2. Diagonals bisect opposite angles. 3. Diagonals are perpendicular. 4. All properties of parallelograms congruent sides and 4 congruent (right) angles 2. All properties of parallelogram, rectangle, and rhombus
25 TWO PAIRS OF CONSECUTIVE CONGRUENT SIDES (opposite sides not congruent)
26 Diagonals are perpendicular
27 Short diagonal is bisected
28 ONE pair of opposite angles are congruent (not both)
29 The other angles are bisected by the diagonal
30 Foldable 1. Opposite sides parallel. 2. Opposite sides congruent. 3. Opposite angles are congruent. 4. Consecutive angles are supplementary. 5. Diagonals bisect each other. 1. Has 4 right angles. 2. Diagonals are congruent. 3. All properties of parallelogram. 1. Has 4 Congruent sides 2. Diagonals bisect opposite angles. 3. Diagonals are perpendicular. 4. All properties of parallelograms congruent sides and 4 congruent (right) angles 2. All properties of parallelogram, rectangle, and rhombus 1. One pair of parallel sides 2. Leg angles supplementary 3. Midsegment= ½(b 1 + b 2 ) 4. Isosceles see back 1. 2 pairs of consecutive sides congruent 2. 1 pair of opposite angles congruent 3. Diagonals perpendicular 4. Small diagonal bisected 5. Non-congruent angles are bisected
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