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In reply to the discussion: Any geometry geniuses here? [View all]

Pobeka

(5,008 posts)
30. It is impossible to make that a perfect join
Tue Apr 28, 2026, 08:19 PM
Tuesday

Because the piece coming down the stair has a longer "intersection" across its face. So no matter how you do it, the stair side moulding will not match the horizontal piece.

You could do it if the moulding cross section was a perfect rectangle...

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1 members have recommended this reply (displayed in chronological order):

Any geometry geniuses here? [View all] LuckyCharms Tuesday OP
No idea, but I'm great at cutting corners. multigraincracker Tuesday #1
Haha! Me too! LuckyCharms Tuesday #3
DY failure pfitz59 Tuesday #2
So you are saying to add a third piece at the corner? LuckyCharms Tuesday #4
I've become a square, Lucky. Harker Tuesday #5
I think I'm just going to... LuckyCharms Tuesday #6
That's brilliant! Harker Tuesday #7
Chihuahua LuckyCharms Tuesday #8
I nearly blew a mouthful of twenty year old pu'er out through my nose. Harker Tuesday #9
. LuckyCharms Tuesday #10
Say the corner isnt there. Kali Tuesday #11
If both pieces were on the same plane... LuckyCharms Tuesday #13
If I had to do it I would slap decorative stone at base and run to that Kali Tuesday #12
You can put a corner block that wraps around each side of the corner... LuckyCharms Tuesday #14
This might be exactly what you should do: Ptah Tuesday #15
But... LuckyCharms Tuesday #16
I've seen you own quite a few tools here. Harker Tuesday #17
Well, a lot of people call me a tool. LuckyCharms Tuesday #19
I know I like to be useful. Harker Tuesday #20
A screwdriver? sorcrow Tuesday #18
Compound miter Whip-poor-will Tuesday #21
This sounds like something I can look at, but... LuckyCharms Tuesday #22
If you have replacement Whip-poor-will Tuesday #23
I was great at geometry but have since forgotten applegrove Tuesday #24
Not a genius of any type Alpeduez21 Tuesday #25
Measure twice, cut once Niagara Tuesday #26
No. No. it goes like this... LuckyCharms 3 hrs ago #32
I think you're looking for a wood worker more than a geometric whiz FullySupportDems Tuesday #27
Can you use a ticking stick and an old school coping saw? Brother Buzz Tuesday #28
A Post Maninacan Tuesday #29
It is impossible to make that a perfect join Pobeka Tuesday #30
You're right. Please see post #33. LuckyCharms 3 hrs ago #34
Two years of calculus and 31 years of a math intensive career. Pobeka 1 hr ago #35
I was just talking to a college kid... LuckyCharms 50 min ago #36
Cut three times, measure once Niagara Tuesday #31
OH THIS VIDEO CLEARS IT UP ALRIGHT. LuckyCharms 3 hrs ago #33
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