Cho tam giác ABC có diện tích là 60cm2, cạnh đáy BC là 1,2dm. Tính chiều cao của tam giác đó.

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X. Make sentences using the words and phrases give: Example: I/have/new/friend  I have a new friend. 1. He /excited /about/ his/ first/ day/ school. ………………………………………………………………………………………………………………………….……………………… 2. He/wear/a/new/uniform/today. ………………………………………………………………………………………………………………………….……………………… 3. All / subjects/ his/ new/ school/ interesting. ………………………………………………………………………………………………………………………….……………………… 4. He/ have/ new/ notebooks/ textbooks/ pens and pencils/ in/ his/ backpack. ………………………………………………………………………………………………………………………….……………………… 5. He / study/ English/ Vietnamese/ and/maths/ Tuesday. ………………………………………………………………………………………………………………………….……………………… XI. Can you correct the punctuation in these sentences: 1. this is the first week at my new school. ………………………………………………………………………………………………………………………….……………………… 2. my new school is very nice and it has a large playground. ………………………………………………………………………………………………………………………….……………………… 3. i am doing my homework in the library. ………………………………………………………………………………………………………………………….……………………… 4. i have a lot of friends and they are all nice to me. ………………………………………………………………………………………………………………………….……………………… 5. do you play any sports with your friends in your free time. ………………………………………………………………………………………………………………………….……………………… Help me plss