On a map, the actual distance is 150 kilometers represented by a 3 cm line segment. The scale of this map is (), it is On a map, the actual distance is 150 km represented by a 3 cm long line segment. The scale of this map is (), which means that the distance on the map is () of the actual distance, and the actual distance is () of the distance on the map

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• 1. On a map of the eastern and western hemispheres with a scale of "1 cm represents a distance of 1000 km in the field", the length of the equator should be () A. 20 cm B. 40 cm C. 80 cm D. 10 cm
• 2. On a map with a scale of 1:1000, the distance between a and B is 5cm. On a map with a scale of 1:8000, what is the distance between the two places
• 3. The actual distance represented by a map is 1000 times of that on the map. What is the scale of this map? How many meters does 2 cm on the map represent the actual distance?
• 4. The actual distance between Huai'an and Beijing is about 1000 km. The distance between the two places is 5 cm measured on a map. Find the scale of this map
• 5. The actual distance between Beijing and Nanjing is about 900 km. On the 1:6000000 map, the distance between Beijing and Nanjing is___ Cm
• 6. The scale of a map is 1:300000, that is, 1 cm on the map represents the actual distance of () km
• 7. The scale of a map is 10:1, which means that the distance on the map is () A. 110b. 10x C. 11x
• 8. China's land area is about 9.6 million square kilometers, and the area drawn on the 1:10 million scale map is about () A. 960 square kilometers B. 960 square meters C. 960 square decimeters D. 960 square centimeters
• 9. A parallelogram is drawn on a scale of 1:500, 3 in length and 2 in width 2. On a map with a scale of 1:2000000, the distance between cities a and B is 7.5cm. On another map with a scale of 1:5000000, how many centimeters is the distance between the two cities. 3. A ship traveled 120km from a to B in three hours, and arrived at B in five hours at this speed. 4. How far is the distance between a and B The ratio of the two ships' deadweight is 5 to 2. A batch of goods is delivered by Party A for six times. If it is delivered by Party B instead, how many times can it be delivered
• 10. The following parallelogram is drawn on a scale of 1:500. Can you calculate its actual area? The bottom is 2.5cm.5cm
• 11. (1) On a map, the actual distance of 30 kilometers is represented by 3 cm line segments. The scale of this map is () (2) The length of a part is 5mm. If you draw it on a 10:1 scale drawing, you should draw () cm (3) On a map with a scale of 1:300000, the distance between a and B is 12 cm, and the actual distance between them is () km; if the scale of 1:500000 is used, the distance between a and B should be () cm (4) A rectangular piece of land is 75 meters long and 30 meters wide. Draw it on a drawing at a scale of 1 / 1000. How many centimeters should it be long and how many centimeters should it be wide? (5) On a map, the actual distance is 600 km with a 3 cm line segment. On this map, the distance between a and B is 4.5 cm. What is the actual distance between a and B? (6) According to the drawing with the scale of 1 / 2000, the length of a rectangular test field is 4cm and the width is 3cm. What is the actual area of the test field? (7) A triangular flower bed, measured on the plan, is 4cm low and 3cm high. It is known that the scale of this plan is 1:1000, and the actual area of this flower bed is () square meters? (close at 10 o'clock) (8) the radius ratio of circle a and circle B is 2: the total area of these two circles is 260 square centimeters. How many square centimeters is the area of each circle? The formula. Also want to
• 12. On a map, the actual distance of 18 kilometers is represented by 3 cm line segments. The scale of this map is ()
• 13. The 1 cm line on the map represents the actual distance of 60 km. The scale of this map is ()
• 14. On a map, the actual distance is 900 km represented by a 3 cm line segment. What's the scale of this map? On this map On a map, the actual distance is 900 km represented by a 3 cm long line segment. What is the scale of this map? On this map, a and B are measured to be 2.5 cm. What is the actual distance between a and B? On this map, a 480 km long highway is measured to be 2.5 cm? The right figure is a section of a machine part drawn with a scale of 1:20. The radius of the outer circle is 1cm, and the radius of the inner circle is 0.5cm. The actual area of the cross section of the part is calculated~
• 15. On the map of 1:20000 scale, the distance between towns a and B is 3cm. If on the map of 1:25000 scale, how many cm is the distance between towns a and B?
• 16. On a map with a scale of 1:40000, the distance between the two places is 3cm. If on a map with a scale of 1:60000, what is the distance between the two places? rt
• 17. On a 1:40000 scale map, the distance between the two places is 6cm. What is the actual distance between the two places?
• 18. 1. On a 1:40000 map, the distance between the two places is 6cm. What is the actual distance between the two places? 2. The area and volume of the bottom of a cylinder and a cone are equal. The height of a cone is 9 cm, and the height of a cylinder is? 3. The distance from land a to land B is 160 km, and () cm should be drawn on the map of 1:4000000 4. Cut the 1.2-meter-long cylindrical steel into three sections according to the ratio of 1:2:3, and increase the surface area by 56 square centimeters. The volume of the longest section is () cubic centimeters more than that of the shortest section?
• 19. On a map with a scale of 1:40000, the distance between the two places is 5cm. What is the actual distance between the two places
• 20. On a map with a scale of 1:20000, if the length of a road along the central link is 8 cm, how many meters is its actual length