A figure is rotated 180 ° and the shape and size of the rotated figure are compared with that of the original figure (), but the upper and lower relations () are filled in brackets unchanged

RELATED INFORMATIONS

• 1. After a figure rotates, its position changes and its shape remains unchanged. Is that right?
• 2. After a figure is enlarged or reduced, although the length of each side changes, the shape of the figure does not change
• 3. When the object or figure is translated, the position () size and direction (). A does not change, B changes, C cannot be determined
• 4. As shown in the figure, △ ABC rotates 90 ° clockwise around point O and reaches the position of △ CDE (A) Line AB and line CD are perpendicular to each other (B) Segment AC and segment CE are perpendicular to each other (C) Segment BC and segment de are perpendicular to each other (D) Point C and point C are the corresponding points of two triangles
• 5. Figure translation is determined by () and ()
• 6. 1. The key to determine the position of the figure after translation is translation () and () 2. The key to determine the position of the figure after rotation is rotation () and ()
• 7. ① Translation by moving___ And___ The translated image is the same as the original image___ The position relation of the connecting line of the corresponding point is___ . ② Rotation by___ ,___ And___ The rotated image is the same as the original image___ . ③ Centrosymmetry is a special rotation whose degree of rotation angle is___ The line of the corresponding point is closed___ Square ④ What is the intersection point of the straight line where the corresponding points of two similar figures are located___ . ⑤ If an image is both an axisymmetric image and a centrosymmetric image, then the image can be___ .
• 8. A graph is shifted from the third quadrant to the fourth quadrant. Compare the coordinates of each vertex and the position of the graph. What conclusion can you get
• 9. After a figure is translated to a certain position, all the points on the figure are translated in the direction () and the distance of translation（
• 10. If you translate the triangle one lattice to the left, can you show the positions of the three vertices of the triangle with pairs of numbers
• 11. After the figure is rotated, the position changes and the size remains unchanged
• 12. After translation, the graph corresponds to the line segment of the original graph, and the 〔〕 and 〕 of the 〕 graph do not change
• 13. Translation: after translation, () parallel or () equal, () equal, () the connected line segments are parallel and equal. Translation transformation does not change the shape, size and direction of graphics
• 14. In the process of translation, the line segments connected by the corresponding points can only be parallel, not on the same line?
• 15. Xiao Ming participated in the survival summer camp organized by the school (in the northern hemisphere), and learned a lot of knowledge and skills about survival in the wild. He can use the shadow to distinguish the direction. As shown in the picture As shown in Figure 6, around noon, draw the running track of the shadow on the top of the vertical bar on the ground with the method of tracing points, find out the point a nearest to o, and OA will indicate_________ (choose "North-South" or "East-West") direction____________________________ ； Tell me how to do it I know the answer, but I don't know how to solve it
• 16. Where do you use bar charts in your life
• 17. In life, what graphics are translational?
• 18. What is the use of graphics in life?
• 19. Knowledge or phenomenon of enlarging or reducing figures in life A little more, just tonight
• 20. How to draw a graph by rotating 90 degrees around a point outside the graph