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Session 33 Warm-UpQuiz Today!
1. In Parallelogram ABRN, mA = 3x + 15 and mR = 5x –17. What is the value of x?
2. In Parallelogram ABRN what is mN?
3. The vertices of WINS are W(-1, -3), I(2, -4), N(5, -1) and S(2, 0). Is WINS a parallelogram?
x = 16
mN = 117
yes
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What are we doing today?• Warm-Up•Homework ?s•Quiz• Notes 6.4•Homework
• Warm-Up•Homework ?s•Quiz• Notes 6.4•Homework
Tues- 6.5 & 6.6
Thurs- 6.7
Tues- 6.5 & 6.6
Thurs- 6.7
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Questions over Homework?Worksheet 6.2 (1-14) & 6.3 (1-21)
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QUIZ TIMEYOU CAN DO
THIS!!
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RhombusHas 4 congruent sides.
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RhombusDiagonals bisect opposite angles.
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RhombusDiagonals are perpendicular.
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RectangleHas 4 congruent (right) angles.
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RectangleDiagonals are congruent.
A B
R N
U
AN BR
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SquareHas 4 congruent sides AND 4
congruent angles.
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Ex 1: PQRS is a rhombus. Find x & y.
32 y
65 y 3y
P Q
RS
x
90x
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Ex 2: PQRS is a rectangle. Find x.
)40(x )102( x
50x
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Foldable
1. Take out a piece of notebook paper and make a hot dog fold over from the right side over to the pink line.
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Foldable2. Now, divide the right hand section into 6 sections by drawing 5 evenly spaced lines.
The fold crease
3. Use scissors to cut along your drawn line, but ONLY to the crease!
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Foldable4. Write QUADRILATERALS down the left hand side
The fold crease
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Foldable5. Fold over the top cut section and write PARALLELOGRAM on the outside.
The fold crease
6. Reopen the fold.
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Foldable7. On the left hand section, draw a parallelogram.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
8. On the right hand side, list all of the properties of a parallelogram.
9. Place in your notebook and save for tomorrow.
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Foldable* Fold over the second cut section and write RECTANGLE on the outside.
* Reopen the fold.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
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Foldable* On the left hand section, draw a rectangle.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
* On the right hand side, list all of the properties of a rectangle.
1.Is a special type of parallelogram.
2. Has 4 right angles
3. Diagonals are congruent.
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Foldable* Fold over the third cut section and write RHOMBUS on the outside.
* Reopen the fold.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
1.Is a special type of parallelogram.
2. Has 4 right angles
3. Diagonals are congruent.
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Foldable* On the left hand section, draw a rhombus.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
* On the right hand side, list all of the properties of a rhombus.
1.Is a special type of parallelogram.
2. Has 4 right angles
3. Diagonals are congruent.
1. Is A Special type of Parallelogram
2. Has 4 Congruent sides
3. Diagonals are perpendicular.
4. Diagonals bisect opposite angles
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Foldable* Fold over the third cut section and write SQUARE on the outside.
* Reopen the fold.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
1.Is a special type of parallelogram.
2. Has 4 right angles
3. Diagonals are congruent.
1. Is A Special type of Parallelogram
2. Has 4 Congruent sides
3. Diagonals are perpendicular.
4. Diagonals bisect opposite angles
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Foldable* On the left hand section, draw a square.
1. Opposite angles are congruent.
2. Consecutive angles are supplementary.
3. Opposite sides are congruent.
4. Diagonals bisect each other.
5. Diagonals make 2 congruent triangles.
* On the right hand side, list all of the properties of a square.
* Place in your notebook and save for tomorrow.
1.Is a special type of parallelogram.
2. Has 4 right angles
3. Diagonals are congruent.
1. Is A Special type of Parallelogram
2. Has 4 Congruent sides
3. Diagonals are perpendicular.
4. Diagonals bisect opposite angles
1. Is a parallelogram, rectangle, and rhombus
2. 4 congruent sides and 4 congruent (right) angles
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