a: Vì OA và OB là hai tia đối nhau

nên điểm O nằm giữa hai điểm A và B

mà OA=OB

nên O là trung điểm của AB

b: Để C là trung điểm của OB thì OC=OB

hay a=4(cm)

#Hỏi cộng đồng OLM

Read the passage then answer the questions

I’m Anna. I’m at grade 6. I live in a peaceful house in the countryside with my family. My neighborhood is very nice and quiet. My house is my favorite place. There is a yard behind my house, so I can play sports or games with my elder brother. There is also a small pool so that I can swim in the summer. My house is small but it has a garden. There are many flowers in the garden and there are tall trees around my house. I spend a lot of time in the garden because I love gardening so much.

Is there a yard in front of her house?

(1) B
(2) A
(3) C
(4) D
(5) B

. Find the word which has a different sound in the part underlined 1. A. come B. month C. mother D. open2. A. hope B. homework C. one D. post3. A. brother B. judo C. going D. rode4. A. fun B. student C. hungry D. sun5. A. nice B. bicycle C. ride D. live6. A. mine B. history C. exercise D. library7 A. cold B. volleyball C. telephone D. open8. A. subject B. club C. put D. lunch9. A. science B. like C. music D. ice10. A. farm B. after C. walk D. class11. A. teacher B. chess C. lunch D. school12....

Đọc tiếp

#Hỏi cộng đồng OLM

#Ngữ văn lớp 6

C

B

tháng 2