Trong tiết Địa lý, Nam và Mai thực hành đo tỉ lệ xích. Hai bạn đo khoảng cách giữa 2 địa điểm trên một bản đồ đường bộ thì thấy 2 địa điểm này cách nhau 3,4 cm. Biết rằng tỉ lệ xích của bản đồ là 1 : 800 000. Hỏi trong thực tế thì 2 địa điểm đó cách nhau bao nhiêu ki-lô-mét? Khoảng cách giữa 2 địa điểm đó trên thực tế là .... km.

2 câu trả lời

$#Dream$

Khoảng cách giữa `2` địa điểm đó trên thực tế là:

`3,4 . 800 000 = 2 720 000(cm)`

Đổi : `2 720 000 cm =  27,2 km` (Vì `(2 720 000)/(100 000)  = 27,2)`

Số cần điền là `27,2`.

Semi gửi

 Tỉ lệ xích 2 điểm cách nhau là:

3,4 x 800 000 = 2720000 (cm) = 27,2 (km)

Đáp số:27,2 km

#gửi tus

#xin hay nhất OvO

 

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GIÚP MIK MIK SẼ VOTE 5 SAO VÀ CHO HAY NHẤT CHO BẠN LM ĐẦU TIÊN

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VII. Read the passage. Then answer the questions. (1.0 point) Mai and Hoa are students. They live in Viet Nam. There are four seasons in a year in their country. They are spring, summer, fall and winter. In the spring, the weather is usually warm. Sometimes it is cold, but not very cold. There are many flowers in this season. After spring, it is the summer. In the summer, the days are long and the nights are short. They often go on vacation in the summer. Fall is a nice season. The weather is often cool. In the winter, it is usually very cold. The days are short and the nights are long. They always wear warm clothes in the winter. Questions: 1. How many seasons are there in their country? What are they? =>……………..……………………………………………………………………………………… 2. What is the weather like in the spring? =>………………..…………………………………………………………………………………… 3. What do they often do in the summer? =>…………………..………………………………………………………………………………… 4. Are the days long or short in the winter? =>………………..…………………………………………………………………………………… 5. Why do they always wear warm clothes in the winter? =>………………..……………………………………………………………………………………

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