'Lines parallel' presentation slideshows

Parallel Lines and Planes

Parallel Lines and Planes. Section 3 - 1. Definitions. Parallel Lines - coplanar lines that do not intersect. Skew Lines - noncoplanar lines that do not intersect. Parallel Planes - Parallel planes do not intersect. THEOREM 3-1

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Chapter 3.1

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Lesson 10.4 Parallels in Space pp. 428-431

Lesson 10.4 Parallels in Space pp. 428-431. Objectives: 1. To define parallel figures in space. 2. To prove theorems about parallel figures in space. Definition. Parallel planes are two planes that do not intersect.

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REVIEW for TEST

REVIEW for TEST. Parallel and Perpendicular Solving Systems of Equations. Write an equation of a line that passes through the given point and is PARALLEL to the given line:. (-1, 3) Y = 2x - 8. Y = 2x + 5.

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Geometry 3.3

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Bingo Answers

Bingo Answers. Fill in all 25 spaces on your Bingo card, using any of the given answer choices. Do NOT Repeat any choices. What is the equation of the line that crosses the y-axis at (0,4) and has a slope of 2?. What is the equation of the line that passes through (1,5) and (3,9)?.

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6.6

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Splash Screen

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Slopes of Parallel and Perpendicular Lines

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What Do You See?

What Do You See?. AND MATH By Natalie Farthing. Standards. M4M2. Students will understand the concept of angles and how to measure them . a. Use tools, such as a protractor or angle ruler, and other methods such as paper folding, drawing a diagonal in a square, to measure angles.

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Chapter 3.5 Proving Lines Parallel

Chapter 3.5 Proving Lines Parallel. Check.3.1 Prove two lines are parallel, perpendicular, or oblique using coordinate geometry. Check.4.7 Identify perpendicular planes, parallel planes, a line parallel to a plane, skew lines, and a line perpendicular to a plane.

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Angle Relationships

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Slope of Lines

Slope of Lines. Sec: 3-8. Slope. Find the Slope of the line. Find the slope of the line passing through the points. Example 1 (-4, -5)(6, -2) Try these: (0, 3)(4, 8) (-5, 1)(5, -4) (-3, -2)(6, 1). Negative slope. Positive slope. Undefined Slope. Zero Slope.

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Lesson 2 - 5

Proving Lines Parallel. Lesson 2 - 5. Proving Lines Parallel - Postulates & Theorems. If two lines are cut by a transversal and corresponding angles are congruent , then the lines are parallel. Proving Lines Parallel - Postulates &Theorems.

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Lesson 2 - 5

Proving Lines Parallel. Lesson 2 - 5. Proving Lines Parallel - Postulates & Theorems. If two lines are cut by a transversal and corresponding angles are congruent , then the lines are parallel. Proving Lines Parallel - Postulates &Theorems.

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Aim: How do we write equations of lines parallel or perpendicular to a given line?

Aim: How do we write equations of lines parallel or perpendicular to a given line? HW: Complete Worksheet Do Now: 1. Find the slope of the line given above 2.Find the slope of a line parallel to the line given above. l.

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ANSWERS TO HOMEWORK

ANSWERS TO HOMEWORK. Front 1 & 6) corr.angles 2) If perp. to 1 line, then perp. to the other line 3 & 8) SSI angles are supps 4& 7) Alt. Int. angles 5) Vert. angles cong. 9) 6,9,14,3,8,11,16 10) 2,4,5,7,10,12,13,15 11) #9 angles =120 #10 angles = 60

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Pairs of Lines

Pairs of Lines. Parallel Lines. Parallel lines are coplanar lines that do not intersect. Arrows are used to indicate lines are parallel. The symbol used for parallel lines is ||. In the above figure, the arrows show that line AB is parallel to line CD.

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Slopes of Parallel and Perpendicular lines

Slopes of Parallel and Perpendicular lines. Slopes of Parallel Lines. Two nonvertical lines are parallel iff their slopes are equal. Slopes of Perpendicular Lines. Two nonvertical lines are perpendicular iff the product of their slopes is -1. Are the two lines parallel?.

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Proving Lines Parallel

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