1 PTT 105: Engineering Graphics. 2 Cutting PlaneSection Lines Several Types of Section Drawings.
Types of lines
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Transcript of Types of lines
![Page 1: Types of lines](https://reader033.fdocuments.us/reader033/viewer/2022061202/547b8d8c5906b590798b4623/html5/thumbnails/1.jpg)
LinesLines
Identifying Different Types of Identifying Different Types of LinesLines
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LINESLINES
There are many different types of lines. Can you think of any?
verticalhorizontaldiagonal
perpendicular
parallel
oblique
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LINESLINES
Vertical lines run from top to bottom (or up and down).
How many vertical lines can you count?
four
![Page 4: Types of lines](https://reader033.fdocuments.us/reader033/viewer/2022061202/547b8d8c5906b590798b4623/html5/thumbnails/4.jpg)
LINESLINES
Horizontal lines run from side to side.
How many horizontal lines can you count?
two
![Page 5: Types of lines](https://reader033.fdocuments.us/reader033/viewer/2022061202/547b8d8c5906b590798b4623/html5/thumbnails/5.jpg)
LINESLINES
Diagonal lines run from corner to corner.
How many diagonal lines can you count?
two
![Page 6: Types of lines](https://reader033.fdocuments.us/reader033/viewer/2022061202/547b8d8c5906b590798b4623/html5/thumbnails/6.jpg)
LINESLINES
On your white-boards, count the number of vertical, horizontal and diagonal lines.
V –
H –
D –
6
2
5
![Page 7: Types of lines](https://reader033.fdocuments.us/reader033/viewer/2022061202/547b8d8c5906b590798b4623/html5/thumbnails/7.jpg)
LINESLINES
On your white-boards, count the number of vertical, horizontal and diagonal lines.
V –
H –
D –
7
8
7
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LINESLINES
On your white-boards, count the number of vertical, horizontal and diagonal lines.
V –
H –
D –
3
4
1
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LINESLINES
Perpendicular lines meet at right angles.
How many right angles can you count for each shape.
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LINESLINESParallel lines run side by side, and never will meet.
Which lines are parallel in each shape.
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LINESLINESOblique lines are like diagonal, but don’t run from corner to corner.
How many oblique lines?
three
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LINESLINES
On your white-boards, count the number of perpendicular, parallel and oblique lines.
Pe –
Pa –
O -
10
8
2