Parallel Lines Discovery Activity. 1.Put a dot on the top left margin 2.On the top right count down 5 lines – make a dot – connect the dots with a straight.

Slides:



Advertisements
Similar presentations
adjacent angles alternate exterior angles transversal interior (inside) exterior (outside) Alternate exterior angles are congruent!
Advertisements

Transversals and Angles 3-4A What is a transversal? What are four types of angles made by a transversal? What are the five steps in a deductive proof?
Definitions Parallel Lines Two lines are parallel lines if they lie in the same plane and do not intersect.
CCGPS Math 8 Mrs. Palmieri It’s check time!!! Let’s see who has been studying…
Investigating Angle Pairs Vocabulary Transversal: a line intersecting two or more lines at different points Corresponding Angles: angles that appear to.
Mrs. Rivas. (x − 26) + x = 180 x − 26 + x = 180 2x − 26 = 180 2x = 206 x = Same-side Interior angles = 180 Mrs. Rivas.
docid= &ei=h - ziSuD0MaS6lQfkjKSqDQ&q=parallel +lines+transversals&hl=en# Parallel Lines and a Transversal.
By Krishna Kumar Sahu TGT - MATHS Kendriya Vidyalaya NO. 2 CPE ITARSI.
GEOMETRY HELP Use the diagram above. Identify which angle forms a pair of same-side interior angles with 1. Identify which angle forms a pair of corresponding.
3.3 Parallel Lines & Transversals
Objectives Identify parallel, perpendicular, and skew lines.
Angles of Triangles. Objectives Find angle measures in triangles.
PROVING LINES PARALLEL. CONVERSE OF  … Corresponding Angles Postulate: If the pairs of corresponding angles are congruent, then the lines are parallel.
Boyd/Usilton. Parallel and Skew Lines Parallel lines: coplanar lines that do not intersect. Skew lines: are noncoplanar, not parallel and do not intersect.
Angle Relationships.
3.3 Proving Lines Parallel Converse of the Corresponding Angles Postulate –If two lines and a transversal form corresponding angles that are congruent,
Properties of Parallel Lines
Holt McDougal Geometry 3-1 Lines and Angles Warm Up Identify each of the following. 1. points that lie in the same plane 2.two angles whose sum is 180°
Parallel Lines Cut by a Transversal, Day 2. Warm Up Find the measures of angles 1, 2, and 3, if m
3-3 Proving Lines Parallel
1. Please complete the next 2 sections of your SKILL BUILDER now. 2. Please have out your HOMEWORK to be stamped. 3. Please have out your EXTERIOR ANGLE.
Angle Relationships. Vocabulary Transversal: a line that intersects two or more lines at different points. Transversal: a line that intersects two or.
Chapter 3 Section 1 Properties of Parallel Lines.
Definition A transversal is a line that intersects 2 or more coplanar lines at different points. t m n Line t intersects coplanar lines m and n, so t is.
GEOMETRY 3-1 Lines and Angles. Vocabulary Examples Identify each of the following. a. a pair of parallel segments b. a pair of skew segments d. a pair.
Holt Geometry 3-1 Lines and Angles. Holt Geometry 3-1 Lines and Angles Example 2: Classifying Pairs of Angles Give an example of each angle pair. A. corresponding.
LINE AND ANGLE RELATIONSHIPS Quiz Review. TYPES OF ANGLES Acute Angles have measures less than 90°. Right Angles have measures equal to 90°. Obtuse Angles.
Angles and Parallel Lines
3.2: Properties of Parallel Lines 1. Today’s Objectives  Understand theorems about parallel lines  Use properties of parallel lines to find angle measurements.
1. Differentiate intersecting, parallel, and skew lines; 2. Classify pairs of angles generated whenever two lines are cut by a transversal; and 3. Cite.
Warm Up Identify each of the following. 1. points that lie in the same plane 2.two angles whose sum is 180° 3.the intersection of two distinct intersecting.
3.5 Parallel Lines and Triangles
Ch 3.1 Standard 2.0: Students write geometric proofs. Standard 4.0: Students prove basic theorems involving congruence. Standard 7.0: Students prove and.
PARALLEL LINES & TRANSVERSALS Parallel Lines - lines in the same plane that will never intersect.
Angles continued Interior Angles are those angles inside the parallel lines. Exterior Angles are those angles outside the parallel lines.
Transversal t intersects lines s and c. A transversal is a line that intersects two coplanar lines at two distinct points.
2.4 Angle Postulates and Theorems
1. Please complete the next 3 sections of your SKILL BUILDER now. 2. Please have out your HOMEWORK to be stamped.
CHAPTER 3: PARALLEL LINES AND PLANES 3-1: DEFINITIONS PIB GEOMETRY.
Parallel Lines & Transversals. Transversal A line, ray, or segment that intersects 2 or more COPLANAR lines, rays, or segments.
Angles Quiz.
PARALLEL LINES CUT BY A TRANSVERSAL DEFINITIONS PARALLEL TRANSVERSAL ANGLE VERTICAL ANGLE CORRESPONDING ANGLE ALTERNATE INTERIOR ANGLE ALTERNATE EXTERIOR.
Combining Your Knowledge of Angles With Your Ability to Solve Equations You will have to write and solve equations to find values of variables related.
3.1 Lines and Angles.
Geometry 3-2 Angles and Algebra
Angle Theorems for Triangles
Objectives Identify parallel, perpendicular, and skew lines.
Parallel Lines & Transversals
Warmup Identify each pair of angles as corresponding, alternate interior, alternate exterior, consecutive interior, vertical, or linear pair ∠1 & ∠7 ∠5.
Angle Theorems for Triangles
Alternate Interior Angles
Angles and Lines Final Review Part 1.
Parallel Lines Discovery Activity
Angle Relationships.
3.5 Properties of Parallel Lines
3.3: Proving Lines parallel
Parallel Lines and a Transversal Line
Parallel Lines and a Transversal Line
Parallel Lines Discovery Activity
Parallel Lines & Transversals
PARALLEL LINES CUT BY A TRANSVERSAL
A line that intersects two or more lines at different points
Lesson 3.1 Lines Cut By A Transversal
PARALLEL LINES CUT BY A TRANSVERSAL
ANGLE PAIRS.
TRANSVERSAL VOCABULARY
PARALLEL LINES CUT BY A TRANSVERSAL
Vertical Angles, Linear Pairs, Exterior Angles
Parallel Lines Obtuse angles Acute angles Transversal
Parallel Lines & Transversals
Presentation transcript:

Parallel Lines Discovery Activity

1.Put a dot on the top left margin 2.On the top right count down 5 lines – make a dot – connect the dots with a straight line 3.From the dot on the left count down 5 lines – make a dot 4.From the right dot count down 5 lines and make a dot – connect these dots with a straight line 5.From the top left dot, count down 10 lines and make a dot, connect this dot with a straight line to the top right corner 6.Label the angles as you see here

1. Name a pair of same-side interior angles 2. Name a pair of same-side exterior Angles 3. Name a pair of adjacent angles 4. Name a pair of alternate-exterior Angles 5. Name a pair of alternate-interior angles