cho tứ giác ABCD có góc A/1= góc B/2= góc C/3= góc D/4 .Hỏi tứ giác ABCD là hình thang phải không ? Vì sao?

Các câu hỏi liên quan

• Dựa vào các gợi ý sau, viết câu với cấu trúc should hoặc shouldn’t. • (eat between meals) You ________________________________________________________ • (go on a diet) You ________________________________________________________ • (get exercise) You ________________________________________________________ • (drink soda) You ________________________________________________________ • (eat more vegetables) You ________________________________________________________ • (eat apples) You ________________________________________________________ • (eat too much bread) You ________________________________________________________ • (only drink plain water) You ________________________________________________________ • (eat too much chocolate) You ________________________________________________________ • (change your health habits) You ________________________________________________________ • Điền will/ won’t vào chỗ trống sao cho phù hợp. • They _______________ let you come with him because they hate him. • I _______________ cross the ocean for you. • I _______________ do it because I am curious. • _______________ he come with us? • You _______________ get a new dress tomorrow. • I _______________ go to South Africa. I want to go to China. • _______________ you be at home this afternoon? • No, I _______________. I have a meeting at 4 o’clock. • Jim _______________ go to school tomorrow. He’s ill. • If my parents give me some money. I _______________buy clothes. • Don’t get up, I _______________ answer the phone. • If you eat too much you _______________ put on weight. • Don’t stay out too late, you _______________ get up on time. • I don’t think she _______________ pass the exam, she isn’t very good. • You may as home now, I _______________ be back for hours. • Go to bed and you _______________ feel better tomorrow. • It’s Mary’s birthday next month. She _______________ be 18. • They are on holiday for two weeks so they _______________ be here tomorrow. • _______________ they want dinner? • If the weather is ok, the plane _______________ leave on time.