Two pieces of ribbon have the same length.
15 cm from each ribbon are used tie a butterfly knot . The total length of the two ribbon then becomes 60 cm.
How long is each piece of ribbon?
các bn giúp mik câu này với.
cảm ơn các bn rất nhìu ^ ^
Những câu hỏi liên quan
A) "You have 15 yards of ribbon for your gift boxes. Each box gets the same amount of ribbon. How much ribbon will each of your 20 gift boxes get?"
Each of 20 gift boxes get \(\dfrac{20}{15}=\dfrac{4}{3}\left(yards.of.ribbon\right)\)
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7. A ribbon is 180 cm long. Symbols are marked from one end in every 3 cm and every 5 cm. Then this ribbon is cut at all these symbols. How many shorter ribbons can be obtained?
toán lớp 5 lần đầu tiên có bài này
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Padma wants to decorate all sides of her square photo frame with ribbon. How much will she have to pay if one side of ribbon cost her $1.30? $________ *
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions Red Ribbon Week, a national campaign to keep young people from using drugs, ________. A. Annually in October B. annually in October each year C. takes place annually in October D. taking place annually in October
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Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions
Red Ribbon Week, a national campaign to keep young people from using drugs, ________.
A. Annually in October
B. annually in October each year
C. takes place annually in October
D. taking place annually in October
Kiến thức kiểm tra: Thành phần câu
Red Ribbon Week => tên riêng đứng đầu câu làm chủ ngữ
a national campaign to keep young people from using drugs => mệnh đề quan hệ đã rút gọn (thành phần phụ, bổ nghĩa cho chủ ngữ)
=> câu thiếu động từ
=> loại A, B, D
Tạm dịch: Tuần lễ Red Ribbon, một chiến dịch quốc gia nhằm ngăn giới trẻ sử dụng ma túy, diễn ra vào tháng 10 hàng năm.
Chọn C
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A work is a building a wall of length 6 meters and hight 4 meters. There are 2 windowns on the wall. Both windowns are of the same size 1,5 meters hight and 1 meter wide. Each square meter of the wall needs 17 bricks. How many bricks are need in total?
đây là bài toán tiếng anh nhoa!!
các bn giải bằng tiếng việt giúp mk cũng đc(tiếng anh thì càng tốt)
thanks
Một tòa nhà có chiều dài 6 mét và cao 4 mét. Có 2 cửa sổ trên tường. Cả hai cửa sổ đều có cùng kích thước cao 1,5 mét và rộng 1 mét. Mỗi mét vuông của bức tường cần 17 viên gạch. Tổng cộng có bao nhiêu viên gạch?
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III. Complete the sentences with the correct form or tense of the verbs in the box.respectwrapworshippasstakereflectreunitebreak1. She ___________ the present in red paper and tied it with yellow ribbon.2. All students should ___________ their teachers.3. The culture of xoe dancing ___________. Thai people’s lifestyle and culture.4. We decided ___________ with tradition and go away for Tet holidays.5. In my family the tradition that has been ___________ down is eating together every Sunday.6. Al...
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III. Complete the sentences with the correct form or tense of the verbs in the box.
respect
wrap
worship
pass
take
reflect
reunite
break
1. She ___________ the present in red paper and tied it with yellow ribbon.
2. All students should ___________ their teachers.
3. The culture of xoe dancing ___________. Thai people’s lifestyle and culture.
4. We decided ___________ with tradition and go away for Tet holidays.
5. In my family the tradition that has been ___________ down is eating together every Sunday.
6. Almost every Vietnamese household sets an altar ___________ their ancestors.
7. It is considered very impolite not _________ off your shoes before entering a house in Japan.
8. Lots of people come back ___________ their families during Tet holiday.
1. wrapped
2. respect
3. reflects
4. to break
5. passed
6. to worship
7. to take
8. to reunite
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1 wrapped
2 respect
3 reflects
4 to break
5 passed
6 to worship
7 to take
8 to reunite
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Given a square with the length of one side is 8 cm and a isosceles triangle with the length of its base is 12 cm. If the area of the square is equal to the area of the isosceles triangle then what is the length of the height of the isosceles triangle, in cm?
There are 4n pebbles of weights 1, 2, 3, . . . , 4n. Each pebble is coloured in one of n colours and there are four pebbles of each colour. Show that we can arrange the pebbles into two piles so that the following two conditions are both satisfied:
• The total weights of both piles are the same.
• Each pile contains two pebbles of each colour.
nghĩa là :
Có 4n viên sỏi có trọng lượng 1, 2, 3 ,. . . , 4n. Mỗi viên sỏi được tô một trong n màu và có bốn viên sỏi mỗi màu. Chứng tỏ rằng chúng ta có thể sắp xếp các viên sỏi thành hai đống sao cho thỏa mãn hai điều kiện sau:
• Tổng trọng lượng của cả hai cọc là như nhau.
• Mỗi đống chứa hai viên sỏi mỗi màu.
Toán tiếng anh: If the length of a leg of a right angle is 11 and the lengths of the other two side are both positive integers, then the perimeter of a triangle is.............