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Session 33 Warm-Up Quiz Today!. In Parallelogram ABRN, m A = 3x + 15 and m R = 5x –17. What is the value of x? In Parallelogram ABRN what is m N? The vertices of WINS are W(-1, -3), I(2, -4), N(5, -1) and S(2, 0). Is WINS a parallelogram?. x = 16. m N = 117. yes.
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Session 33 Warm-Up Quiz Today! • In Parallelogram ABRN, mA = 3x + 15 and mR = 5x –17. What is the value of x? • In Parallelogram ABRN what is mN? • 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
What are we doing today? • Warm-Up • Homework ?s • Quiz • Notes 6.4 • Homework Tues- 6.5 & 6.6 Thurs- 6.7
6.4 Rhombuses Rectangles and Squares
Rhombus Has 4 congruent sides.
Rhombus Diagonals bisect opposite angles.
Rhombus Diagonals are perpendicular.
Rectangle Has 4 congruent (right) angles.
@ AN BR Rectangle B A U Diagonals are congruent. R N
Square Has 4 congruent sides AND 4 congruent angles.
+ 2 y 3 - 5 y 6 = = x y 90 3 P Q Ex 1: PQRS is a rhombus. Find x & y. x S R
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.
The fold crease Foldable 2. Now, divide the right hand section into 6 sections by drawing 5 evenly spaced lines. 3. Use scissors to cut along your drawn line, but ONLY to the crease!
The fold crease Foldable 4. Write QUADRILATERALS down the left hand side QUADRILATERALS
QUADRILATERALS The fold crease Foldable 5. Fold over the top cut section and write PARALLELOGRAM on the outside. Parallelogram 6. Reopen the fold.
QUADRILATERALS Foldable 7. 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.
QUADRILATERALS Foldable * Fold over the second cut section and write RECTANGLE on the outside. 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. RECTANGLE * Reopen the fold.
QUADRILATERALS 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. 1.Is a special type of parallelogram. 2. Has 4 right angles 3. Diagonals are congruent. * On the right hand side, list all of the properties of a rectangle.
QUADRILATERALS Foldable * Fold over the third cut section and write RHOMBUS on the outside. 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. * Reopen the fold. RHOMBUS
QUADRILATERALS 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. 1.Is a special type of parallelogram. 2. Has 4 right angles 3. Diagonals are congruent. * On the right hand side, list all of the properties of a rhombus. 1. Is A Special type of Parallelogram 2. Has 4 Congruent sides 3. Diagonals are perpendicular. 4. Diagonals bisect opposite angles
QUADRILATERALS Foldable * Fold over the third cut section and write SQUARE on the outside. 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. * Reopen the fold. 1. Is A Special type of Parallelogram 2. Has 4 Congruent sides 3. Diagonals are perpendicular. 4. Diagonals bisect opposite angles SQUARE
QUADRILATERALS 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. 1.Is a special type of parallelogram. 2. Has 4 right angles 3. Diagonals are congruent. * On the right hand side, list all of the properties of a square. 1. Is A Special type of Parallelogram 2. Has 4 Congruent sides 3. Diagonals are perpendicular. 4. Diagonals bisect opposite angles * Place in your notebook and save for tomorrow. 1. Is a parallelogram, rectangle, and rhombus 2. 4 congruent sides and 4 congruent (right) angles
WORK P. 351 3-21 and 27-42 Watch the Auburn Tigers trounce the Dawgs: Saturday 7:45 ESPN