На отрезке ab = 23 cм отметили точки c и d. ac=15 cм db=12 см найдите длину отрезка cd
Мастер1века
1
07.09.2019 23:20
0
Другие вопросы по теме Математика
ЗнанияПом1234
28.08.2019 22:40
2001kirik
28.08.2019 22:40
TumblrPrincess
28.08.2019 22:40
darkilia2006p01bb5
28.08.2019 22:40
EseniaVoznesenskaya
28.08.2019 22:40
malaya20061
28.08.2019 22:40
enigma75
28.08.2019 22:40
Mironovа
28.08.2019 22:40
lushayir
28.08.2019 22:40
Популярные вопросы
- Work in groups. Now complete the right column of the table for teenagers...
2 - Read the following opinions and describe how certain technologies have actually...
2 - Read the texts again and underline the phrases that express what people think...
3 - Read the text again and choose the best options. 1 The number of American...
1 - Work in pairs. Discuss your favourite method of communication. Do you prefer...
2 - Work in pairs. Describe a device or gadget you ve recently bought. Follow...
2 - Look at the diagram and make sentences describing the teenagers predictions....
1 - Take a piece of paper and draw a circle using only a pen or a pencil. Compare...
2 - What other predictions can you make about the future of modern technologies?...
3 - Read the text in Ex. 14 again and complete the left column of the table....
2
отрезки будут находить друг на друга
23-15=8
12-8=4
ответ: 4см длина CD
2) 12-8=4 (см)
ответ: 4 см равна длина СD
Удачи))