Hỏi bài

Xem bảng đơn vị đo diện tích tại: https://vndoc.com/giai-bai-tap-trang-28-29-sgk-toan-5-mi-li-met-vuong-bang-don-vi-do-dien-tich-luyen-tap-115783

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1. Although Nam is not an intelligent student, he can learn very fast.

⇒ Despite / In spite of not being an intelligent student, he can learn very fast.

2. Because Hoa was rich, she could buy that house.

⇒ Because of Hoa’s richness, she could buy that house.

3. Because the rain was so heavy, I couldn't go to school.

⇒ Because of the heavy rain, I couldn't go to school.

4. His father asked him to go stay at home because he was sick.

⇒ Because of his sickness his father asked him to go stay at home.

5. Because there was an accident, I was late.

⇒ Because of an accident, I was late.

6. Although he was ill, he still went to school.

=> despite him illness, he still went to school.

7. In spite of his laziness, he passed the exam

=> Though he was lazy, he passed the exam

8.In spite of not studying hard, he got good marks.

=> even though he didn't study hard, he got good marks

Tổng số vải bán được trong cả 2 ngày là:

35 x 2 = 70 (m)

Tổng số phần bằng nhau là:

3 + 4 = 7 (phần)

Số vải bán được trong ngày thứ nhất là:

70 : 7 x 3 = 30 (m)

Số vải bán được trong ngày thứ hai là:

70 - 30 = 40 (m)

Đáp số: Ngày thứ nhất: 30 m

Ngày thứ hai : 40 m

Xem lời giải sách giáo khoa tại: https://vndoc.com/cong-nghe-6-bai-8-thoi-trang-chan-troi-sang-tao-240784#mcetoc_1fd9gktif6

c) Tam giác ACD có AN, CM là đường trung tuyến

mà AN cắt CM tại K

=> K là trọng tâm

=>

Mà

=>

=> BC = 3CK

Jenifer is interested in Titanic.

13. Mr. John is disappointed at his son because the boy is too lazy.

14. Although no one enjoys “Brest”, Ha sees it from beginning to the end.

c)

Để P đạt giá trị nguyên lớn nhất

=> 25 - x = 1

=> x =24

Bài 3: 

                                    Giải

Phân số tuơng ứng với 90 trang là:

         1-(1 phần 3 cộng 5 phần 8) = ........ 

Vì...... Của cuốn truyện là 90 trang

Nên cả cuốn truyện là:

           90: ....... =........... ( trang) 

1) 2x - (3 - 5x) = 4(x + 3)

2x - 3 + 5x = 4x + 12

3x = 15

x = 5

2) 5(2x - 3) - 4(5x - 7) = 19 - 2(x + 11)

20x - 15 - 20x + 28 = 19 - 2x - 22

2x = -16

x = - 8

Bài 3:

1 What color is her hair? - Her hair is black

2 What color is her eyes? - Her eyes are brown

3 What color is your car? - My car is blue

4 What color is his bike? - His bike is gray

5 What color is this flower? - This flower is yellow

6 What color is children's teeth? Children's teeth are white