# Tag Info

Accepted

### Finding the angle for an isosceles triangle roof

You are trying to assemble a triangle with inclined parts of 8 units in length and horizontal line is 7 units. The rest is math: ∠α = cos⁻¹(3,5÷8) = 64.0555° Due to slight imperfection in LEGO ...
• 23.2k

### Is there a 90 degree angle brick?

There are many different types. You can find them here: Bricklink - Brick Modified There are also Brackets: Bricklink - Brackets And you could use some of these Bricklink - Plate Modified or, of ...
• 1,256

### What techniques can be used for laying plates at 45° angle?

This is in old question but I think many people find this helpful. I accidentally found this Lego technique where you put a 4x4 round plate between four 1x1 round plates. You can see in the picture ...
• 71

### Is there a 90 degree angle brick?

The part# 87087 - "Brick, Modified 1 x 1 with Stud on 1 Side" could work: But the part# 11211 - "Brick, Modified 1 x 2 with Studs on 1 Side" seems better to scale up with:
• 5,273
Accepted

### Placing a rock piece at a 45 degree angle

The easiest and least obstructive way would be to use a 65578 Bar, Angled with Stud on End in conjunction with an Apollo stud.
• 16.7k

### Is there a 90 degree angle brick?

There are many. I believe the classic "Erling"/headlight brick (it was designed by a guy named Erling) is the oldest way, but there's also a number of bricks with studs on the side and a number of ...

### Finding the angle for an isosceles triangle roof

To get the exact answer, this is what high school geometry and trig is useful for in the real world :) Alternatively, switch off collision detection and just try changing the angles in small ...
• 265

### Is it possible to create a slope (roof hip) on a 45 degree angle?

A 45 degree slope doesn't fit the standard geometry of the LEGO system. The basic "3D module" of the system (a 1x1 plate) is 5 units square by 2 units tall. A brick is three plates tall - i....
• 265

### How can I build a Lego slope of a rough 50 degree angle with preferably legal building techniques?

You can always invert your "escalator piece" to use as a base as it will make exactly same angle. Then it is up to you how you want your guiding rail to be attached. Here's one idea: Please ...
• 23.2k