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Midterm Review Part I Collinear: G, H, I Coplanar: G, H, F or H, I, F
Midterm Review Part I Answer: 10 Answer: 121 2x – 13 = x – 3 4y + 7 + 9y + 4 = 180
Midterm Review Part I
3x + 3 = 2x + 9
Midterm Review Part I
2x + 2 = 3x – 63 2x + 20 + 6x + 63 = 180 Alternate Exterior Angles = Congruent Same-Side Angles = Supplementary
Midterm Review Part I
Step # 1 Find the slope Step # 2 Point-slope Step # 3 Solve for y.
Midterm Review Part I
Midterm Review Part I 35.
Midterm Review Part I Algebra Find the values of the variables. 36. 5x + 74 + 3x + 2 = 180
Midterm Review Part I Algebra Find the values of the variables. 37. 2x = 10
Midterm Review Collinear: G, H, I Coplanar: G, H, F or H, I, F.
Do Now A B C D 1.Name a line that does not intersect with line AC. 2.What is the intersection of lines AB and DB?
PARALLEL LINES CUT BY A TRANSVERSAL DEFINITIONS PARALLEL TRANSVERSAL ANGLE VERTICAL ANGLE CORRESPONDING ANGLE ALTERNATE INTERIOR ANGLE ALTERNATE EXTERIOR.
3.2 Properties of Parallel Lines Objectives: TSW … Use the properties of parallel lines cut by a transversal to determine angles measures. Use algebra.
3-3 Proving Lines Parallel. Converse of the Corresponding Angles Theorem Theorem: If two lines and a transversal form corresponding angles that are congruent,
Parallel Lines are two or more lines that do not intersect.
1 Unit 3 Angles and Parallel Lines. 2 Transversal Definition: A line that intersects two or more lines in a plane at different points is called a transversal.
1 G.2a Angles and Parallel Lines. 2 Transversal Definition: A line that intersects two or more lines in a plane at different points is called a transversal.
MULTIPLICATION EQUATIONS 1. SOLVE FOR X 3. WHAT EVER YOU DO TO ONE SIDE YOU HAVE TO DO TO THE OTHER 2. DIVIDE BY THE NUMBER IN FRONT OF THE VARIABLE.
Parallel Lines & Transversals. Transversal A line, ray, or segment that intersects 2 or more COPLANAR lines, rays, or segments.
Solve for x 1. Identify the Angle Relationship 2. Set up an equation based on the angle relationship. 3. Solve for x 4. Once you know x, fill in the value.
3.3 Proving Lines Parallel Converse of the Corresponding Angles Postulate –If two lines and a transversal form corresponding angles that are congruent,
NM Standards GT.A.7. Example 5-1a Determine which lines, if any, are parallel. consecutive interior angles are supplementary. So, consecutive interior.
Mrs. Rivas International Studies Charter School. Worksheet Practice 7-1 to 7-5Section 7-1 Algebra Solve each proportion.
Angles formed by Transversal and Parallel Lines March 9, 2011.
Vertical Angles and Linear Pairs Previously, you learned that two angles are adjacent if they share a common vertex and side but have no common interior.
3.3 Parallel Lines & Transversals. Transversal A line, ray, or segment that intersects 2 or more COPLANAR lines, rays, or segments. Parallel lines transversal.
1.Using the figure on the right, classify the relationship between <1 and <4 2.Using the figure on the right, find the measure of each angle. m<9 = 2x.
Properties of Parallel Lines Tutorial 7c. Angles and Intersecting Lines A transversal is a line that intersects two coplanar lines at two distinct points.
Splash Screen. Then/Now I CAN use theorems to determine the relationships between specific pairs of angles and use algebra to find angle measures. Learning.
Parallel Lines Cut by a Transversal, Day 2. Warm Up Find the measures of angles 1, 2, and 3, if m<1 = 8x° and m<2 = (5x° - 2). Justify your answers.
Lesson 3-5 Proving Lines Parallel Postulate 3.4- If two lines are cut by a transversal so that the corresponding angles are congruent, then the lines are.
2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Two-step linear equations Variables.
Alternate interior angles congruent Same side interior angles supplementary.
EXAMPLE 1 Identify congruent angles SOLUTION By the Corresponding Angles Postulate, m 5 = 120°. Using the Vertical Angles Congruence Theorem, m 4 = 120°.
Chapter 1 test review Geometry. Test 12 multiple choice questions 3 short answer you need your protractor.
LINES CUT BY A TRANSVERSAL. Vocabulary PARALLEL TRANSVERSAL ANGLE CONGRUENT VERTICAL ANGLE CORRESPONDING ANGLE ALTERNATE INTERIOR ANGLE ALTERNATE EXTERIOR.
Squares and Square Root WALK. Solve each problem REVIEW:
GCSE Higher Revision Starters 12 Module 3 and 5 Algebra Revision Non – calculator.
Chapter 3.3 Notes: Prove Lines are Parallel Goal: You will use angle relationships to prove that lines are parallel.
Lesson 2-5: Proving Lines Parallel 1 Lesson Proving Lines Parallel.
Lines that are coplanar and do not intersect. Parallel Lines.
Main Idea/Vocabulary vertical angles complementary angles supplementary angles perpendicular lines parallel lines transversal Identify special pairs of.
3-1 PROPERTIES OF PARALLEL LINES SWBAT: Identify angles formed by two lines and a transversal Prove and use properties of parallel lines.
Geometry 3-1 Parallel Lines and Angles Parallel Lines- lines that never intersect Symbol: || Perpendicular Lines- lines that intersect and make right angles.
Coplanar lines that do not intersect.. Lines that do not intersect and are not coplanar.
Sections A parallelogram must have: Both pair of opposite sides congruent Both pair of opposite angles congruent Consecutive angles that.
SECTION 2.4 Three Types of Special Angles. 1) Complementary Angles Complementary angles are two angles whose measures = 90 o 1) Find the complement to.
Bellwork Do the following problem on a ½ sheet of paper and turn in. The ratios of three angles in a triangle are 8:6:4. Find the value of x and classify.
PROVING LINES PARALLEL. CONVERSE OF … Corresponding Angles Postulate: If the pairs of corresponding angles are congruent, then the lines are parallel.
Chapter 7 EM Math Probability. Greater than 1 less than 1? Yes or No ¼ + 3/8 1/3 + 4/5 8/5 – 9/10 1 ¾ - 2/8.
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.
Chapter 3 Parallel and Perpendicular Lines. Sec. 3-1 Properties of Parallel Lines Objective: a) Identify Angles formed by Two Lines & a Transversal. b)
BY: HYUNGUM KIM 9-4. Parallel lines are 2 lines that NEVER meet and they are in the same plane. Parallel planes are planes that never meet.(2) Skew.
Ch 2 Sect 3 Complementary and Supplementary Angles Complementary Angles have measures that add up to 90°. Supplementary Angles have measures that add up.
SECTION 3.1 ~ PARALLEL AND SKEW LINES! Be able to identify angle pairs (corresponding, alternate interior, same-side interior, alternate exterior, same-side.
IDENTIFY PAIRS OF LINES AND ANGLES SECTION
1 Lines Part 3 How to Prove Lines Parallel. Review Types of Lines –Parallel –Perpendicular –Skew Types of Angles –Corresponding –Alternate Interior –Alternate.
Parallel Lines and Planes Dallas City Hall I.M. Pei Parthenon Athens Havasu Falls I.M. Pei Lesson 3.2 Classroom Exercises.
Blue Day – 2/4/2015 Gold Day – 2/5/2015. Find out the measure of angles, 1, 2, 3, 4, 5, 6, and
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