Modeling
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offset with fraction

dhnguyen
Contributor
how do I offset a simple line such as 3-5/8"? Everytime I try to offset something that's not a decimal, ArchiCAD doesn't do it right.
DNguyen

ArchiCAD 18- 25

(expert in AutoCAD, novice in ArchiCAD)
9 REPLIES 9
Laszlo Nagy
Community Admin
Community Admin
1. Select the Line (I assume this is a single LIne segment you are talking about).
2. Issue CTRL+D to Drag.
3. Click anywhere on the Line to define the starting point of Drag vector.
4. Move your cursor away from the Line. A Snap Guide will show you the perpendicular direction.
5. Hover your cursor over the perpendicular direction Snap Guide and just type the desired distance, then press ENTER.
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Barry Kelly
Moderator
LaszloNagy wrote:
5. Hover your cursor over the perpendicular direction Snap Guide and just type the desired distance, then press ENTER.
I think DNgyuen want to know how to enter the fractional inches as a fraction rather than as a decimal.
Being purely metric I am not 100% sure myself.

Barry.
One of the forum moderators.
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dhnguyen
Contributor
Barry, that's right. I can offset with dimensions. but with it comes to something that's like 6-3/4" or 6-3/8"ACAD doesn't seem to understand it. ACAD understands it when I write it as 6.75". Does anyone know how to do it without converting it into decimal?
DNguyen

ArchiCAD 18- 25

(expert in AutoCAD, novice in ArchiCAD)
Laszlo Nagy
Community Admin
Community Admin
dhnguyen wrote:
how do I offset a simple line such as 3-5/8"? Everytime I try to offset something that's not a decimal, ArchiCAD doesn't do it right.

If by 3-5/8" you mean 3 feet 5/8 inches, then type:
3-5/8
(you use the hyphen as a separator between the feet and the inches)

If by 3-5/8" you mean 3 and 5/8 inches, then type:
3 5/8
(you place a SPACE character between the full inches and the fractional inches)
Loving Archicad since 1995 - Find Archicad Tips at x.com/laszlonagy
AMD Ryzen9 5900X CPU, 64 GB RAM 3600 MHz, Nvidia GTX 1060 6GB, 500 GB NVMe SSD
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Barry Kelly
Moderator
I was just playing with this trying to work it out.

So 1-10 5/8 for 1 foot, 10 and 5/8 inches.
I find you can do it without the " for inches.
Must have - after feet, space after whole inches and then the fractional inch

That is so painful, so glad I am metric.

Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11
Laszlo Nagy
Community Admin
Community Admin
You are right Barry, I have corrected my post above to take out the references to the " character.
Loving Archicad since 1995 - Find Archicad Tips at x.com/laszlonagy
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dhnguyen
Contributor
I see, I got it now, thank you. Coming from AutoCAD, i always had to enter it as the way i wrote it, 6-5/8", not 6 5/8".
DNguyen

ArchiCAD 18- 25

(expert in AutoCAD, novice in ArchiCAD)
best way is just to learn the decimal equivalents for the Inch in 1/8" multiples

.125
.25
.375
.5
.625
.875

And decimal equivalents for the Foot in Inches

1"= .083'
2"=.167'
3"=.25'
4"=.333'
5"=.417'
6"=.5'
7"=.583'
8"=.667'
9"=.75'
10"=.833'
11"=.917'

These should be reflex, as familiar as the alphabet for the sake of using a key board.

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Eduardo Rolon
Moderator
Barry wrote:
I was just playing with this trying to work it out.

So 1-10 5/8 for 1 foot, 10 and 5/8 inches.
I find you can do it without the " for inches.
Must have - after feet, space after whole inches and then the fractional inch

That is so painful, so glad I am metric.

Barry.
Typing 1'10 5/8 (with a space after the 10) also works.
Agree on the metric Barry.
Eduardo Rolón AIA NCARB
AC27 US/INT -> AC08

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