cho tứ giác ABCD có b + c = 160 độ . tính a+c

Tả một cảnh đẹp mà em đã gặp trong những tháng hè

cho hình thang ABCD có hai đáy là AB,CD ; ∠A=3.∠D; ∠B=∠C cạnh AB = √2cm, AD=3cm CD= 4cm a) c/m ∠A+ ∠D= ∠B+ ∠C b) tính các góc của hình thang c) hạ AH vg góc vs CD tại H. Tính dộ dài cạnh AH và diện tích hình thang ABCD

6. I am only interested in why he did it. => The only thing........................................................................................................................................... 7. I would like to express my thanks for everything you have done for me. ( using the word: thankful ) => I’d like …………………………………………………………………………………………………. 8. It was only when I left home that I realized how much my family meant to me => Not until……………………………………………………………………………………………… 9. The boss wouldn't object to you going early today. (using the word: objection) => The ………………………………………………………………………………………………… 10. Mick thought that we were married. Mick was under…………………………………………………………………………………………….

Tiep nua ne cac ban co giup nha dang can gap

Chứng minh đa thức: M (x) = x mũ 4 - 2021 không có nghiệm

khi có huyết áp cao có phải là cơ thể lúc đó có máu tăng lên không?

Cho ∆ ABC có góc A = 60°, góc B = 70° a, Tính góc C b, So sánh AB, BC và AC c, Vẽ AH vuông góc với BC ( H thuộc BC ). So sánh HB và HC

Bai tiep nua ne cac ban 😆😆😆😆😆

Điền giới từ thích hợp: 111. The house was crowed ____ students. 112. Miss White is very kind ____ her colleagues. 113. She is accustomed ____ rising early. 114. He was successful ____ his job. 115. Tom is very quick ____ his maths. 116. I’m rather anxious ____ her, I haven’t received the letter. 117. He was sad ____ his failure.118. This country is rich ____ oil. 119. Are you aware ____ the time?120. The museum is now open ____ all visitors. 121. Smoking is harmful ____ your health. 122. Are you afraid ____ snakes? 123. Is she serious ____ learning to be a pilot? 124. Is this matter important ____ you? 125. I just couldn’t believe what he said. It was contrary ____ his thought. 126. Don’t give up hope yet. Be confident ____the success. 127. Please wait here. I’ll have some tickets available ____ them. 128. Make yourself useful ____ others. 129. It’s very kind ____ you to help them. 130. He said he had given ____ drinking. 131. Don’t put ____ until tomorrow what you can do today. 132. What does NATO stand ____ for? 133. This is a different car ____ the one I drove yesterday. 134. Everyone is aware ____ air pollution. 135. This building belongs ____ those who live in it. 136. They are good ____ learning English. 137. A man takes off his hat when he is introduced ____ a woman ____ the street.