Geometry Unit 3 Module 9 Lesson 3and4
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Geometry: Module 9 Lesson 3 and 4
Bellwork: Test 2Explain: 1) Know and use the properties of rectangles, rhombuses and squares to find missing lengths and prove relationships. 2) Be able to determine if a shape is a rectangle, rhombus, or squarePractice: 9.3/ 27all, 914all, 1618all
9.4/ 316all, 19, 20Presentations: Closing:
Geometry Unit 3 Module 9 Lesson 3and4
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A
B C
D12
3 4
5678
91011 12
131415 16
Given: m< 1, m<7, and m<11, and m<14 = 90o
Prove: Triangle ABC = Triangle BAD~
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
Notebook PaperClip b4 p. 447
Parallelogram: two sets of sides
Rectangle: gram with 4 right < 's
1) Both sets of opp. sides are parallel
2) Both sets of opp. sides are congruent
3) Both sets of opp. angles are congruent
4) Consecutive angles are supplementary
5) Diagonals Bisect each other
6) All four interior angles are 90
7) Diagonals are congruent
Properties of Rectangles (including Properties of Parallelograms)
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
pg 448
Properties of Rectangles (including Properties of Parallelograms)
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
Properties of Rhombuses(including Properties of Parallelograms)
Notebook PaperClip b4 p. 447 6) All 4 sides are congruent
7) Diagonals are perpendicular
8) Each Diagonal bisects both pairs of opp. < 's
1) Both sets of opp. sides are parallel
2) Both sets of opp. sides are congruent
3) Both sets of opp. angles are congruent
4) Consecutive angles are supplementary
5) Diagonals Bisect each other
Rhombi: a gram with 4 congruent sides
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
pg 450
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
pg 450
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
pg 450
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
Properties of Squares(including Properties ofRects and Rhombs)
Notebook PaperClip b4 p. 447
8) All 4 sides are congruent
9) Diagonals are perpendicular
10) Each Diagonal bisects both pairs of opp. < 's
1) Both sets of opp. sides are parallel
2) Both sets of opp. sides are congruent
3) Both sets of opp. angles are congruent
4) Consecutive angles are supplementary
5) Diagonals Bisect each other
6) All four interior angles are 90
7) Diagonals are congruent
Parallelograms:
Rectangles:
Rhombuses:
Square: both a rhombus and a rectangle
Geometry Unit 3 Module 9 Lesson 3and4
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9.3 Rectangles, Rhombuses and Squares
pg 451
Geometry Unit 3 Module 9 Lesson 3and4
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9.4 Conditions for Rectangles, Rhombuses and Squares
pg 461
pg 462
Geometry Unit 3 Module 9 Lesson 3and4
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9.4 Conditions for Rectangles, Rhombuses and Squares
pg 462
Geometry Unit 3 Module 9 Lesson 3and4
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9.4 Conditions for Rectangles, Rhombuses and Squares
pg 463
Geometry Unit 3 Module 9 Lesson 3and4
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9.4 Conditions for Rectangles, Rhombuses and Squares
pg 463
Geometry Unit 3 Module 9 Lesson 3and4
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9.4 Conditions for Rectangles, Rhombuses and Squares
pg 464