Line Segments Rays Line Line a straight path that goes in two directions without ending A B AB Read Line AB Ray A ray has one end point and goes on forever in only one direction CD ID: 546227
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Slide1
Lines,
Line Segments,
RaysSlide2
Line
Line- a straight path that goes in two directions without ending.
A
B
AB
Read: “Line AB”Slide3
Ray
A ray has one end point and goes on forever in only one direction.
CD
Read: “Ray CD”
C
DSlide4
Line Segment
A line segment has two endpoints.
EF
Read: “Line Segment EF”
E
FSlide5
Your Turn!
Identify the type of line: line, ray, or line segment.
Line SegmentSlide6
Your Turn!
Identify the type of line: line, ray, or line segment.
LineSlide7
Your Turn!
Identify the type of line: line, ray, or line segment.
RaySlide8
Your Turn!
Identify the type of line: line, ray, or line segment.
LineSlide9
Your Turn!
Identify the type of line: line, ray, or line segment.
RaySlide10
Your Turn!
Identify the type of line: line, ray, or line segment.
Line SegmentSlide11
Parallel Lines
J
K
L
M
Parallel Lines- lines that never cross or become further apart from each other.
JK
║
LM
Read: “Line JK is parallel to line LM”Slide12
Intersecting Lines
Intersecting Lines- lines that cross each other.
O
P
Q
R
OP
intersects
QRSlide13
Perpendicular Lines
Perpendicular Lines- lines that cross or meet each other to form square corners (90º angle).
90º/Right Angle
ST
┴
UV
S
T
U
V
Read: “Line ST is perpendicular to line UV”Slide14
Your Turn!
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).
ParallelSlide15
Your Turn!
Parallel
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).Slide16
Your Turn!
Intersecting
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).Slide17
Your Turn!
Perpendicular
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).Slide18
Your Turn!
Parallel
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).Slide19
Your Turn!
Intersecting
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).Slide20
Your Turn!
Perpendicular
Identify if the lines are parallel, perpendicular, or intersecting (not at a perpendicular angle).