DRILL In the figure a || b. 1. Name the angles congruent to 3.

Slides:



Advertisements
Similar presentations
6-2 Properties of Parallelograms
Advertisements

Geometry Mini-Lesson 1 & 2 1 & 6 3 & 5 1 & 8
5.5 Properties of Quadrilaterals Objective: After studying this section, you will be able to identify some properties of: a. parallelograms, b. rectangles,
Chapter 3.1 Properties of Parallel Lines 2.0 Students write geometric proofs 4.0 Students prove basic theorems involving congruence 7.0 Students prove.
PARALLEL LINES AND TRANSVERSALS. CORRESPONDING ANGLES POSTULATE Two lines cut by a transversal are parallel if and only if the pairs of corresponding.
5.6 Proving That a Quadrilateral is a Parallelogram Objective: After studying this section, you will be able to prove that a quadrilateral is a parallelogram.
Use Parallel Lines and Transversals
6.2 Properties of Parallelograms
PARALLEL LINES and TRANSVERSALS.
Parallelograms Unit 8.2. What is a parallelogram Definition: a parallelogram is a quadrilateral with both pairs of opposite sides parallel.
What are the x- and y-intercepts of the function graphed at the right ? a. (0,2) and (0,3) b. (2,0) and (0,-3) c. (0,-2) and (3,0) d. (0,2) and (3,0) 5.1.
3.2 Properties of Parallel Lines Objectives: TSW … Use the properties of parallel lines cut by a transversal to determine angles measures. Use algebra.
5.3 Congruent Angles Associated With Parallel Lines Objective: After studying this section, you will be able to: a. apply the parallel postulate, b. identify.
Geometry Notes Sections 3-2. What you’ll learn How to use the properties of parallel lines to determine congruent angles. How to use algebra to find angle.
Prove Lines are Parallel
Geometry Section 3.2 Use Parallel Lines and Transversals.
PARALLEL LINES AND TRANSVERSALS SECTIONS
Section 3-3 Parallel Lines and Transversals. Properties of Parallel Lines.
Warm-Up Classify the angle pair as corresponding, alternate interior, alternate exterior, consecutive interior or.
Section 3-2: Proving Lines Parallel Goal 2.02 Apply properties, definitions, and theorems of angles and lines to solve problems and write proofs.
Interior and exterior angles. Exterior and interior angles are supplementary.
Sections  A parallelogram must have:  Both pair of opposite sides congruent  Both pair of opposite angles congruent  Consecutive angles that.
Chapter 3 Section 3.1 & 3.2 Identify pairs of lines and angles and use parallel lines with transversals Objective: SWBAT identify angle pairs formed by.
8.3 Methods of Proving Triangles Similar
Parallel Lines and Planes
3.4 Parallel Lines and Transversals
PROPERTIES OF PARALLEL LINES POSTULATE
Proving Lines are Parallel
Chapter 3.1 Properties of Parallel Lines
3.3 Parallel Lines and Transversals
Chapter 3: Parallel and Perpendicular Lines
Properties of Parallel Lines
Lesson 3.1 AIM: Properties of Parallel Lines
Use Parallel Lines and Transversals
3.1 Lines and Angles 3.1 Lines and Angles.
Parallel Lines cut by a Transversal Practice
Course 3 Parallel Lines In the figure, line n || line m. Find the measure of the angle . 7 All obtuse angles in the figure are congruent m7 = 144°
Chapter 5 -- Quadrilaterals
Chapter 3 Section 3-1: Properties of Parallel Lines
Properties of Parallelograms
3.5 Properties of Parallel Lines
6-2 Properties of Parallelograms
6.2 Properties of Parallelograms
Chapter 3: Parallel and Perpendicular Lines
Proving Lines Parallel
Six Properties of Parallelograms
Use Parallel Lines and Transversals
Congruent, Supplementary, and Complementary
3-2 Properties of Parallel Lines
3-5 Proving Lines Parallel
Insert Lesson Title Here
Unit 6 Quadrilaterals Section 6.5 Properties of Rhombi and Squares
Unit 6 Quadrilaterals Section 6.1 Properties of Parallelograms
Proving Lines Are Parallel
Properties of parallel Lines
5.2 Proving That Lines Are Parallel
Proving Lines Parallel
Unit 6 Quadrilaterals Section 6.3 Properties of Rectangles
6-1 Parallelograms Objectives:
6.2 and 6.3: Quadrilaterals and Parallelograms
6-3 Rectangles Objectives:
Module 15: Lesson 6 Properties of Parallelograms
Proving Quadrilaterals Are Parallelograms
Properties of Parallelograms
2.3 Proving Lines Parallel Review of Previous Postulates
Section 3-3 Proving Lines Parallel, Calculations.
Parallel Lines and Transversals
3.2 Parallel Lines and Transversals …..
I can show and/or explain how the angle-sum and exterior-angle theorems of a triangle are true. I can identify angle pairs created by parallel lines cut.
Bellringer Can a triangle have the sides with the given lengths? Explain 8mm, 6mm, 3mm 5ft, 20ft, 7ft 3m, 5m, 8m.
Presentation transcript:

DRILL In the figure a || b. 1. Name the angles congruent to 3. 1, 5, 7 2. Name all the angles supplementary to 6. 1, 3, 5, 7 3. If m1 = 105° what is m3? 105° 4. If m5 = 120° what is m2? 60°

Chapter 7 Section 3 Constructing Parallel Lines Objective: We will be able to construct a parallel line through a given point, and understand the different angles created.

Constructing a Parallel Line Through a Given Point STEP 1:

Now that we have constructed Parallel Lines, How can we verify that they are parallel?

#2 on worksheet

Summary Homework Create Parallel Lines Verify Lines Are Parallel Angle Properties of A Parallelogram Homework Complete the Worksheet on Parallel Lines Cut by a Transversal.