Rhombus as a geometric figure. Rhombus as a geometric figure What is a rhombus

A rhombus is a parallelogram in which all sides are equal.

The diamond drawing is carried out on the basis of GOST 2.109-73 - a unified system of design documentation (ESKD).

You can download this simple drawing for free to use for any purpose. For example, for placement on a nameplate or sticker.

How to draw a drawing:

You can draw a drawing either on a sheet of paper or using specialized programs. No special engineering knowledge is required to complete simple sketch drawings.

A sketch drawing is a drawing made “by hand”, observing the approximate proportions of the depicted object and containing sufficient data for the manufacture of the product.

The design drawing with all the technological data for manufacturing can only be completed by a qualified engineer.

To designate in the drawing, you must perform the following operations:

1. Draw an image;
2. Add dimensions (see example);
3. Specify for production (read more about technical requirements below in the article).

It is most convenient to draw on a computer. Subsequently, the drawing can be printed on paper using a printer or plotter. There are many specialized programs for drawing on a computer. Both paid and free.

Drawing example:

This image shows how simple and quickly drawing can be done using computer programs.

List of programs for drawing on a computer:

1. KOMPAS-3D;
2. AutoCAD;
3. NanoCAD;
4. FreeCAD;
5. QCAD.

Having studied the principles of drawing in one of the programs, it is not difficult to switch to working in another program. Drawing methods in any program are not fundamentally different from each other. We can say that they are identical and differ from each other only in convenience and the presence of additional functions.

Technical requirements:

For the drawing, it is necessary to indicate dimensions sufficient for manufacturing, maximum deviations and roughness.

The technical requirements for the drawing should indicate:

1) Manufacturing and control method, if they are the only ones that guarantee the required quality of the product;
2) Indicate a specific technological method that guarantees that certain technical requirements for the product are met.

A little theory:

A drawing is a projection image of a product or its element, one of the types of design documents containing data for the production and operation of the product.

A drawing is not a drawing. The drawing is made according to the dimensions and scale of the real product (structure) or part of the product. Therefore, to carry out drawing work, the work of an engineer with sufficient experience in producing drawing work is necessary (however, to beautifully display a product for booklets, it is quite possible that you will need the services of an artist who has an artistic view of the product or part of it).

A drawing is a constructive image with necessary and sufficient information about dimensions, manufacturing method and operation. You can download the drawing presented on this page for free.

A drawing is an artistic image on a plane created by means of graphics (brush, pencil or specialized program).

A drawing can be either an independent document or part of a product (structure) and technical requirements related to surfaces processed together. Instructions for joint processing are placed on all drawings involved in the joint processing of products.

For more information on drawings, technical requirements for design and indication of manufacturing methods, see GOST 2.109-73. See the list of standards for the development of design documentation.

Information for ordering drawings:

In our design organization, you can create any product (both parts and assemblies), which will include a drawing of a diamond as an element of the design documentation of the product as a whole. Our design engineers will develop documentation in the shortest possible time in strict accordance with your technical specifications.

08.08.2014

Relief patterns with knitting needles - this is an alternation when knitting front and back loops, while the fabric turns out to be three-dimensional due to the combination of convex and concave sections, and also quite dense (without gaps), so such patterns are especially expressive. There are a great variety of relief patterns, they differ in small or large repeat. These patterns are ideal for plain cotton, cotton rayon, silk and linen blends. If the yarn is thick, then the pattern looks especially prominent, and if it is thin, then the result will be an exquisite, noble structure. Relief patterns are quite easy to knit, so they are recommended for beginners, because... help them gain skill and experience. Confident knitters also do not ignore embossed patterns, because they are convenient for combining with openwork and give it a special elegance. To prevent the charm of relief patterns from disappearing, you should not iron or steam them, just moisten them and let them dry flat.

We offer you a large collection of simple relief patterns with rhombuses and rhombuses for knitting with samples, diagrams, descriptions and symbols.
Choose and create with pleasure!

Attention! Pattern diagrams are shown as they look from the front side.

Abbreviations:
n. - loop;
persons - facial;
purl - purl;
chrome - edge;
cross. - crossed.

Pattern 81 "Pomegranate"(for 6 loops and 6 rows)

Pattern 80 "Simple relief"(for 14 loops and 12 rows)

Pattern 79 "Structural ornament"(for 11 loops and 30 rows)

Pattern 78 "Coffee beans"(for 18 loops and 36 rows)

Pattern 77 "Diamond cells"(for 6 loops and 16 rows)

Pattern 76 "Expressive rhombuses"(for 16 loops and 18 rows)

Pattern 75 "Charm"(for 18 loops and 24 rows)

Pattern 74 "Giza Plateau"(for 16 loops and 36 rows)

Pattern 73 "Rhombuses with insert"(for 18 loops and 22 rows)

Pattern 72 "Curly rhombuses"(for 22 loops and 32 rows)

Pattern 71 "Simple rhombuses"(for 10 loops and 20 rows)

Pattern 70 "Pastila"(for 12 loops and 12 rows)

Pattern 69 "Parquet"(for 8 loops and 16 rows)

Pattern 68 "Elongated rhombuses"(for 8 loops and 10 rows)

The pattern is double-sided, looks the same on the front and back sides.
For the sample, cast on the number of loops that are a multiple of 8 + 2 chrome.
1 row
2nd row: 1 chrome; * 3 p.; 4 persons; 1 purl**; repeat from * to **; 1 chrome
3rd row: 1 chrome; * 2 persons; 4 purl; 2 persons**; repeat from * to **; 1 chrome
4 row: 1 chrome; * 1 purl; 4 persons; 3 p.**; repeat from * to **; 1 chrome
5 row
6 row: 1 chrome; * 4 purl; 4 persons**; repeat from * to **; 1 chrome
7 row: 1 chrome; * 1 person; 4 purl; 3 persons**; repeat from * to **; 1 chrome
8 row: 1 chrome; * P2; 4 persons; 2 purl**; repeat from * to **; 1 chrome
9 row: 1 chrome; * 3 persons; 4 purl; 1 person**; repeat from * to **; 1 chrome
10 row: 1 chrome; * 4 persons; 4 purl**; repeat from * to **; 1 chrome
Repeat from the 1st to the 10th row.

Pattern 67 "Graphic rhombuses"(for 28 loops and 16 rows)

Pattern 66 "Rhombuses from triangles"(for 14 loops and 14 rows)

Pattern 65 "Diamonds from triangles"(for 8 loops and 16 rows)

Pattern 64 "Strike through diamonds"(for 14 loops and 32 rows)

Pattern 63 "Noble structure"(for 14 loops and 30 rows)

Pattern 62 "Beautiful relief"(for 12 loops and 32 rows)

Pattern 61 "Unusual structure"(for 10 loops and 20 rows)

Pattern 60 "Chain of rhombuses"(for 8 loops and 20 rows)

Pattern 59 "Exquisite structure"(for 16 loops and 32 rows)

Pattern 58 "Moths"(for 12 stitches and 24 rows)

Pattern 57 "Moths"(for 10 stitches and 20 rows)

Pattern 56 "Rombita"(for 28 loops and 28 rows)

Pattern 55 "Tenderness"(for 22 loops and 36 rows)

Pattern 54 "Finishing rhombus"(for 17 loops and 30 rows)

Pattern 53 "Cones" reverse side of the "Candles" pattern (for 12 loops and 32 rows)

Pattern 52 "Candles" reverse side of the "Pine cones" pattern (for 12 loops and 32 rows)

Pattern 51 "Bunches"(for 8 loops and 28 rows)

Pattern 50 "Diamond"(for 14 sts and 28 rows)

Pattern 49 "Diamond"(for 10 stitches and 24 rows)

Pattern 48 "Rhombuses in a zigzag"(for 16 loops and 20 rows)

Pattern 47 "Bows in rhombuses"(for 20 loops and 18 rows)

Pattern 46 "Original relief"(for 26 loops and 34 rows)

Pattern 45 "Crossroads"(for 12 loops and 24 rows)

Pattern 44 "Brocade"(for 20 loops and 14 rows)

Pattern 43 "Diamond mosaic"(for 12 loops and 28 rows)

Pattern 42 "Chess of rhombuses"(for 14 loops and 28 rows)

Pattern 41 "Combined structure"(for 16 loops and 32 rows)

Pattern 40 "Beaded diamonds"(for 12 loops and 32 rows)

Pattern 39 "Structural rhombuses"(for 12 loops and 18 rows)

Pattern 37 "Pearl diamonds on the front surface"(for 10 loops and 10 rows)

Pattern 36 "Grape paradise"(for 10 loops and 24 rows)

Pattern 35 "Pearl rhombuses"(for 10 loops and 20 rows)

Pattern 34 "Strips of pearl rhombuses"(for 10 loops and 16 rows)

Pattern 33 "Traditional rhombuses"(for 20 loops and 24 rows)

Pattern 32 "Triangles" reverse side of the Mirage pattern (for 16 loops and 32 rows)

Pattern 31 "Mirage" reverse side of the "Triangles" pattern (for 16 loops and 32 rows)

Pattern 30 "Rhombuses with stripes"(for 18 loops and 36 rows)

Pattern 29 "Vertical of rhombuses and bows"(for 22 loops and 18 rows)

Pattern 28 "Horizontal of rhombuses and bows"(for 22 loops and 20 rows)

Pattern 27 "Stained glass"(for 14 loops and 14 rows)

Pattern 26 "Kaleidoscope"(for 12 loops and 12 rows)

Pattern 25 "Relief rhombuses"(for 15 loops and 30 rows)

Pattern 24 "Rep diamonds"(for 6 loops and 12 rows)

Pattern 23 "Linear rhombuses"(for 12 loops and 12 rows)

Pattern 22 "Chain-link mesh"(for 8 loops and 16 rows)

Pattern 21 "Mesh"(for 8 loops and 14 rows)

Pattern 20 "Armor mesh"(for 14 loops and 28 rows)

Sometimes there is a need to do a basic task, but it turns out that we do not know how to do it. For example - how to draw a rhombus. It's actually very simple.

In this article you will learn how to draw a rhombus correctly and what kind of geometric figure it is.

What is a rhombus?

A rhombus is a type of parallelogram, the peculiarity of which is that the opposite sides of this figure are parallel to each other, and in a rhombus they are also equal to each other. The definition of a rhombus to the general form of a parallelogram is indicated by the fact that opposite angles are equal.

How to draw a rhombus

There are several ways to draw a figure like a rhombus. In this article we will look at two simple methods.

For the first method, we will need: a pen or pencil, an eraser, a squared sheet from a school notebook, a ruler or any similar straight object, if the exact dimensions of the rhombus are not important.

• So, first, let's draw a point at one of the intersections of the cell lines. It is better, of course, to place the point not too close to the edges. We decide on the size of the figure.
• Next, from the middle point, count the required number of cells to the left (or right) and place another point. On the opposite side, through the same number of cells, draw a third point. Now we do the same in the up and down directions. The sequence does not matter, the main thing here is to count the same distance from the midpoint to the left and right and separately up and down. That is, if four cells are counted to the right, and six cells up, respectively, four cells to the left, six cells down.

• We connect all the points together with a ruler or any other suitable object, except for the middle one. The middle point can be erased with an eraser if you used a pencil. The rhombus is ready.

The second method is similar to the first, but we will draw on clean paper without cells. For this we need: a pencil and/or pen, an eraser, a blank sheet of paper, a ruler and a square (or any object with a right angle).

A rhombus is a simple geometric figure that has four vertices and is therefore one of the special cases of a parallelogram. It is distinguished from other polygons of this kind by the equality of the lengths of all sides. This feature also determines that the angles at opposite vertices of the figure have the same size. There are several ways to construct a rhombus - for example, using a compass.

You will need

• Sheet, pencil, compass, ruler, protractor.

Instructions

• Place two arbitrary points on the opposite edges of the sheet, which will be the opposite vertices of the rhombus, and label them with the letters A and C.
• Place an auxiliary point approximately in the place where the third vertex of the figure should be. The distance from it to vertices A and C should be the same, but absolute accuracy is not required at this step.
• Using a compass, measure the distance from point A to the auxiliary point and draw a semicircle with the center at point A, facing towards point C.
• Draw the same semicircle (without changing the distance marked on the compass) with its center at point C and directed towards point A.
• Place points B and D at the top and bottom intersections of the semicircles and draw connecting lines between points A and B, B and C, C and D, D and A. This completes the construction of a rhombus with an arbitrary side and angles.
• If you want to build a rhombus with a given side length, then first mark this value on a compass. Then place point A, which will be one of the vertices of the quadrilateral, and draw a semicircle in the direction of the supposed opposite vertex.
• Place point C where you would like to see the opposite vertex. Assume that the distance from the outlined semicircle to this vertex should be less than the distance marked on the compass. The smaller this distance is, the wider the diamond will be.
• Repeat the steps described in steps five and six. After this, the construction of a rhombus with sides of a given length will be completed.
• If you want to build a rhombus with a given angle, then first designate two adjacent vertices of the rhombus with arbitrary points A and B and connect them with a segment.
• Mark off the length of the segment AB on the compass and draw a semicircle with the center at point A. Make all subsequent constructions without changing the distance marked on the compass.
• Attach the protractor to segment AB so that the zero mark coincides with point A, measure the given angle and place an auxiliary point.
• Draw a line segment starting at point A, passing through the auxiliary point and ending on the previously drawn semicircle. Mark the end point of the segment with the letter D.
• Draw two semicircles directed towards each other with centers at points B and D. One of the intersection points of the semicircles will be the already existing point A, and label the other with the letter C and connect it to points B and D. This will complete the construction of a rhombus with a given angle.