How to draw a circle without a compass?

The method of drawing a circle without a compass is as follows:

1. Find some objects with circular outlines, and the shape drawn along the outline is a circle.

2. You can fix one end of a string at a point where you want to draw a circle, then tie the other end to a pencil, adjust the length of the string, and tighten the string to move around the fixed point. In one week, circles with different radii can be drawn.

3. Using a semi-circle ruler, fold the paper in half, trace the arc, and cut off the excess. After opening, it becomes a circle.

4. Fold the square paper into four, then start from the center of the circle, measure many equal radii, then connect these points into an arc, and also cut off the excess parts. After opening, it will be a circle, but the disadvantage is that the arc is difficult to draw. It will be convenient if you have a small fan to help.

What are the techniques for drawing circles in calligraphy?

1. To draw a circle, you must be calm. Only when you are calm can you draw a circle well.

2. When you are a beginner, you must draw a circle quickly. The slower you draw, the less round it will be.

3. Always draw and reflect often.

4. Read more and learn the circle drawing skills of famous artists.

Expansion:

1. First, get two pencils.

2. Just prepare clips and rubber bands.

3. Then put the rubber bands on the two pencils.

4. Then put on the clip.

5. Then place the eraser in the middle of the two pencils.

Prepare three pencils and tie them two by two with rubber bands to form a triangle.

As long as you hold down one of the pencils and move the other pencil in a circle, you can draw a circle. The size of the circle can be adjusted according to the distance of the pencils.

Prepare a plastic ruler and drill a hole under each number. Once drilled, you can use it to draw circles.

The drawing method is also to keep one pencil stationary and the other pencil to rotate, so that a complete circle can be drawn.

Find two straws, cut one of them into sections, and then use hot melt glue to stick it on the other straw. Remember to make sure they are close together and neat.

Put one pen in the straw on the far side, place the other pen in the corresponding straw according to the size of the source you need, and then rotate the pen to get a complete circle.

The invention of the compass can be traced back to the Xia Dynasty in China. "Historical Records·Xia Benji" records that Dayu controlled floods by "turning the rope on the left and measuring the distance on the right." There are rules in the oracle bone inscriptions in the 15th century BC. The two characters "ju" and "ju" were called "gui" at that time, that is, compasses. "Zhou Li·Kao Gong Ji·Craftsmen" records: "When craftsmen founded a country, they used the flat ground to hang them, and placed gongs to hang them to see the scenery. As compasses, they can recognize the sunrise. The scenery and the scenery of sunrise