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4. 1 at the bottom and 3 joininq on to it. Simples.

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14y ago

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What 3d object can you make using 4 triangles?

A tetrahedron or triangular pyramid.


What does 3 triangles and 2 rectangles make?

It makes a Triangular Pyramid.


How many triangles make a piramid?

A pyramid is formed by a polygonal base and triangular faces that connect the base to a single apex. The number of triangular faces in a pyramid is equal to the number of sides on the base polygon. For example, a pyramid with a square base has four triangular faces, while a pyramid with a triangular base has three triangular faces. Thus, the total number of triangles in a pyramid varies depending on the shape of the base.


How do you make triangular base pyramid?

make a square base with the four sider make 4 triangles that are on eachside


Is a triangular pyramid a regular polyhedron?

A triangular based based pyramid is a TETRAHEDRON. It becomes a regular tetrahedron if the four triangles, that make up its shape, are REGULAR, that is they are all the same size by area and shape; that is they are congruent. The word 'polyhedron' means a solid shape of any number of sides.


How do you use a 4 pattern block triangles to make a shape that is not polygon?

If you arrange them in the form of a tetrahedron - a triangular pyramid.


How many straws do you need to make a triangular-based pyramid?

To make a triangular-based pyramid, you need a total of 6 straws. You will use 3 straws to form the triangular base and 3 additional straws to connect each vertex of the triangle to the apex of the pyramid. This structure creates a stable and well-defined triangular pyramid shape.


What is the similarities of a triangular prism and a pyramid?

They are both 3d and they both form triangles on the sides to come up and make a point


Which 2D shapes will be required to make the net of a triangular pyramid?

It will look like a 2D equilateral triangle if it is a triangular based pyramid which is called a tetrahedron.


How many straws would you need to make a triangular based pyramid?

To make a triangular-based pyramid, you would need a total of 6 straws. This includes 3 straws for the triangular base and 3 additional straws connecting each vertex of the base to the apex of the pyramid. The straws form the edges of the pyramid, creating its structure.


How can you form four equilateral triangles with six toothpicks of equal length?

Think in 3-dimensions and make a tetrahedron (a triangular pyramid).


How can you make 4 equilateral triangles with 6 stick when the sticks are already in 2 triangles and you can only move one?

Sort of depends on how the two triangles are beforehand. One nice way to make four equilateral triangles from six matchsticks is to make a tetrahedron (a triangular pyramid).