4.6A types of lines

​LO: SWBAT identify points, lines, line segments, rays, perpendicular lines, and parallel lines and identify them in two-dimensional figures.



DOL: SW identify points, lines, line segments, rays, perpendicular lines, and parallel lines and identify them in two-dimensional figures correctly in at least 4 out of 5 problems.

​TEKS 4.6A Identify points, lines, line segments, rays, angles, and perpendicular and parallel lines. (S

Multiple Choice

Name the figure.

• ray
• line
• line segment
• point

Multiple Choice

• A

• B

• C

• D

Multiple Choice

Which two lines appear to be parallel?

• Line segments EF and BC

• Line segments AB and AF

• Line segments BC and CD

• Line segments AB and ED

Multiple Choice

Which of the following represent parallel lines?

Types of Angles

Adjacent, Vertical, Complementary & Supplementary

Lesson: Classifying Quadrilaterals

Multiple Choice

Look at the sides of this triangle. What type of triangle is this?

• scalene
• acute
• equilateral
• isosceles

What are angles?

In geometry, an angle can be defined as the figure formed by two rays meeting at a common end point.

An angle is represented by the symbol ∠

Intersecting lines

Lines that cross or will cross if they are extended.

Multiple Choice

Look at the sides of this triangle. What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• Obtuse

Multiple Choice

What does the prefix QUAD mean in the word: Quadrilaterals?

• 2

• 4

• 6

• 8

Multiple Choice

Classify the triangle by angles and sides.

• Right Scalene
• Right Isosceles
• Acute Isosceles
• Right Obtuse

Multiple Choice

Classify the triangle by angles and sides.

• Obtuse Scalene
• Obtuse Isosceles
• Acute Isosceles
• Equiangular Scalene

Quadrilateral

A closed shape with 4 sides.

There are several shapes that have 4 sides. Do you remember any?

Multiple Choice

Classify the triangle by angles and sides.

• Obtuse Scalene
• Obtuse Isosceles
• Right Scalene
• Acute Isosceles

Multiple Choice

Maria drew a house using a square with a triangle on top.

What term describes the sides of the house Maria drew?

• Parallel lines

• Perpendicular lines

• Angles

• Rays

Multiple Choice

Classify the triangle by angles and sides.

• Equiangular Equilateral
• Right Isosceles
• Right Scalene
• Acute Isosceles

Multiple Choice

A triangle with 3 congruent sides is called a(n) ______

• Isosceles Triangle

• Equilateral Triangle

• Obtuse Triangle

• Irregular Triangle

Multiple Choice

Are angle ABC and angle CBD adjacent, vertical, or neither?

• Adjacent
• Vertical
• Neither

Multiple Select

Triangles can be classified by what two things?

• angle measurement and side length

• Number of Vertices and number of sides

• Angle color and side height

• Number of points and number of lines

Multiple Choice

What does parallel mean?

• lines that are not the same length

• lines that are the same length

• lines that will cross eventually

• lines that will never meet

Multiple Choice

Classify by sides

• Right
• Isosceles
• scalene
• equilateral

Multiple Choice

• A

• B

• C

• D

Multiple Choice

Classify the triangle by angles and sides.

• Right Scalene
• Acute Isosceles
• Obtuse Isosceles
• Equiangular Equilateral

Multiple Choice

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal)
• adjacent angles

Parallelogram

• It has two pairs of parallel sides

• Opposite sides and angles are congruent (equal)

Multiple Choice

Which two lines in the diagram appear to be parallel?

• Line K and Line H

• Line X and Line K

• Line X and Line H

• Line B and Line K

Multiple Choice

What angle pair is pictured?

• Supplementary Angles
• Adjacent Angles
• Vertical Angles
• Complementary Angles

Rectangle

• Two pairs of parallel sides (Parallelogram)

• 4 right (90^o) angles

• Opposite sides are equal

• Opposite angles are equal

Multiple Choice

What is the term for a part of a line with two endpoints?

• point
• ray
• angle
• line segment

Rhombus

• Two pairs of parallel sides (Parallelogram)

• Opposite angles are equal

• All 4 sides are equal (congruent)

• 
  

Multiple Choice

Name the vertical angle to
∠h.

• ∠f
• ∠i
• ∠g
• ∠j

Square

• Two pairs of parallel sides (Parallelogram)

• 4 right (90^o) angles

• Opposite angles are equal

• All 4 sides are equal (congruent)

Multiple Choice

Which two lines in the diagram appear to be perpendicular?

• Line A and Line L

• Line A and Line C

• Line C and Line W

• Line L and Line W

Multiple Choice

Is this shape a parallelogram (2 pairs of parallel sides)?

• yes

• no

Multiple Choice

Which are pairs of adjacent angles?

• ∠COB & ∠DOA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOC

Trapezoid

• Only ONE pair of parallel sides (NOT a Parallelogram)

• null
• null

• 
  

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What are adjacent angles?

• Angles that are across from each other
• Angles that add to 180
• Angles that add to 90
• Angles that are next to each other

Multiple Choice

What do we call lines that cross?

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

What are vertical angles?

• Angles that are adjacent to each other
• Angles that add up to 180°
• Angles that are opposite of each other when lines intersect
• Angles that add up to 90°

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What is this?

• Line segment
• Ray
• Point
• Line Segment

Multiple Choice

Tell whether the angles are complementary, supplementary or neither.

• Complementary
• Supplementary 
• Neither

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What is the measure of the missing angle?

• 76
• 86
• 166
• 156

Open Ended

Will these lines ever intersect? How do you know?

Multiple Choice

What kind of angles are shown?

• complementary
• supplementary
• adjacent
• corresponding

Multiple Choice

• A

• B

• C

• D

Multiple Choice

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Multiple Choice

What type of line does the picture represent? 

• Parallel
• Intersecting
• Perpendicular

Multiple Choice

• x = 56

• x = 66

• x = 156

• x = 166

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• x = 118

• x = 108

• x = 28

• x = 58

Parallel Lines

Parallel lines will never intersect

Multiple Choice

What are supplementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What are complementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect.

Multiple Choice

What type of line does the picture represent? 

• Parallel
• Intersecting
• Perpendicular

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What do we call lines that will never intersect?

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

• F

• G

• H

• J

Multiple Choice

What does this image show?

• parallel lines
• perpendicular lines
• intersecting lines
• line segments

Multiple Choice

• F

• G

• H

• J

Multiple Choice

These lines are parallel because they will never touch

• true

• false

Multiple Choice

What is the best term to describe this image?

• intersecting lines
• perpendicular lines
• parallel lines
• arrows

Multiple Choice

Are these lines parallel?

• Yes

• No

Multiple Choice

What type of line does the picture represent?

• Parallel
• Intersecting
• Perpendicular

Perpendicular lines

Lines that intersect and create right angles at the point of intersection.

Multiple Choice

A _____ is straight and extends in both directions forever.

• point
• line
• line segment
• ray

Multiple Choice

What do we call lines that intersect and form 90 degree angles?

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

Parallel lines ...

• will never intersect
• intersect to form right angles
• are curved lines

Multiple Choice

Are these perpendicular lines?

• No

• Yes

Multiple Choice

What type of line does the picture represent?

• Parallel
• Intersecting
• Perpendicular

Dropdown

I know these are perpendicular lines because. They form a ___ where they cross.

Select answer

Multiple Choice

What is the definition of perpendicular lines?

• Lines that never intersect.

• Lines that intersect to form right angles.

• Lines that intersect at any angle.

• Lines that are straight.

Multiple Choice

These are perpendicular lines

• False

• True

Multiple Choice

Jessi and Jenny live on a street that intersects with Calle Encina. In which street do they live?

• Calle Pino

• Calle Roble

• Calle Palmera

Categorize

Options (4)

Drag the picture under the correct word.

Parallel lines

Perpendicular lines

Intersecting Lines

Line segment

Multiple Choice

What is a name for this line?

Multiple Choice

What is this figure called?

• line

• line segment

• angle

• ray

Multiple Choice

Name the figure using geometric notation.

• $$\leftrightarrow FG$$

• $$\overline{FG}$$

• $$\overrightarrow{FG}$$

Multiple Choice

What is this figure called?

• line

• line segment

• angle

• ray

Multiple Choice

Name the figure using geometric notation.

• $$\overline{JK}$$

• $$\leftrightarrow JK$$

• $$\overrightarrow{KJ}$$

Multiple Choice

What is this figure called?

• line

• line segment

• ray

• angle

Multiple Choice

In which drawing does line m appear to be perpendicular to line k?

Multiple Choice

Oscar draws two lines on his paper. The lines are always one inch apart and do not intersect.

Which term can be used to name what Oscar drew?

• Perpendicular Lines

• Parallel Lines

• Intersecting Lines

• Line Segments

Multiple Choice

Which of the figures do NOT appear to show a pair of parallel lines?

• A

• B

• C

• D

Word Cloud

Type your favorite vocabulary word.