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Một HCN có chiều dài bằng 2/5 chiều rộng. Tính chu vi và diện tích của HCN biết rằng nếu thêm chiều rộng 21 cm và giữ nguyên chiều dài thì HCN trở thành hình vuông.
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1 . The Blue Hotel is cheaper than the Green Hotel .
- The Green Hotel is more expensive than the Blue Hotel
2 . The square in Hoi An is smaller than the square in Ha Noi
- The square in Ha Noi is bigger than the square in Hoi An
3 . Let's go out have an ice cream.
- Shall. we go out have an ice cream?
4 . Can you tell us the way to the bus stop ?
- How can we get to the bus stop?
5 . our neighbourhood is quieter than your neighbourhood
- Your neighbourhood is noisier than ours
6. My is bigger than your house.
- Your house is smaller than mine
7. There is a sink , a tub and a shower in the bathroom.
- The bathroom has a sink, a tub and a shower
8 . No one in the group is taller than Trung.
- Trung is tallest in the group
9. My house is the oldest house on the street .
- No house on the street is older than my house
10. Do you have a cheaper computer than this ?
- Is this the cheapest computer you have?
11. The bank is not far from the post office .
- The bank is near the post office
12 . There are many flowers in our garden.
- Our garden has many flowers
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Câu 3:
Answer:
700.000 + 6000 + 300 + 40 + 2 = 706342.
Câu 5:
Answer:
Cost to buy apples and buy oranges are:
(10 x 2) + (8 x 3) = 44 (dollar)
Answer: 44 dollar
Câu 6:
Answer:
The following squares are:
36 : 4 = 9 (cm)
Square area is:
9 x 9 = 81 (cm2)
Answer: 81 cm2
Câu 8:
Answer:
Anna than Mary ket number is:
208 - 78 = 128 (kets)
So: Anna must give Mary the same number as:
128 : 2 = 64 (kets)
Answer: 64 kets
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The first number is: (27+3) : 2= 15
The third number is: 27- 15=12
The second number is:15x4=60
Average of three numbers is: (15+12+60):3=29
Answer:29
Task
The edge of the square is: 80: 4 = 20 (cm)
The area of a square is: 20x20 = 400 (cm2 )
Answer: 400cm2
k cho mk nha!!!! Thanks