Tìm hai số biết tổng của hai số bằng 52, hiệu của hai số bằng 10.

cho hình bình hành abcd ,k là trung điểm của ab nối c với k đường thẳng đi qua a // với ck cắt cd tại e

a, cm 

tứ giác akce là hình bình hành

b, gọi o là giao điểm của ac và ek cm b,o,d thẳng hành

Vẽ hình giúp nhee

 Choose the correct answers.1. People of (native/ local/ athnic/ village) minorities in Phu Yen celebrate Hoi Mua Festival every March.2. The (festive/ festival/ air/ tradition) atmosphere is felt around all the villages.3. A lot of cultural and (arts/ artist/ artistic/ art) activities are held as part of the Flower Festival in Da Lat. (art)4. Diwali, the Hindu Festival of Light, is the (more important/ most important/ importance/ most importance) holiday of the year in India.5. The Academy Awards, commonly (know/ knew/ known/ be known) as The Oscars, are the most famous film awards in the world.6. It is (amaze/ amazing/ amazed/ amazement) to see elephants racing in the Elephant Race Festival in Dak Lak.7. La Tomatina is a (season/ seasonal/ year/ annually) festival to celebrate the tomatoharvest.8. People put pumpkin (lanterns/ lights/ neon signs/ bulbs) outside the homes during Halloween.9. Everbody has gone to the (music/ musical/ musicians/ musician) festival.10. The (importance/ highlight/ best/ performance) of the rio carnival is the Samba Parade.11. The Samba Parade in Rio Carnival has thousands of samba (perform/ performance/ performer/ performers) from various samba schools.12. People in Cannes take the Cannes Film Festival (in/ at/ on/ with) a very serious way.13. The biggest prize of the Cannes Film Festival is the Palme d’Or, which is given (of/ to/ with/ for) the best film.14. The festival (takes/ takes place/ occur/ held) every year at the end of August.15. La Tomatina (hold/ held/ is held/ be held) on the last Wednesday of August every year.16. Villagers voluntarily contribute money and other things to (open/ celebrate/ remember/ set) the festival.17. A lot of dancers go to Rio de Janeiro to (play/ take/ attend/ follow) the Rio Carnival.18. In La Tomatina, people get to throw tomatoes at (themselves/ once/ together/ eachother).