Kiem tra chuong I Hinh 7

<span class='text_page_counter'>(1)</span>TRƯỜNG THCS THỊ TRẤN NHO QUAN NĂM HỌC 2016- 2017. Điểm. BÀI KIỂM TRA 1 TIẾT MÔN: HÌNH HỌC 7. Lời phê. ĐỀ SỐ 1 Họ tên:………………………………. Lớp: 7 Bài 1 (3,0điểm): Điền dấu (x) vào câu trả lời tương ứng. Câu Đúng a) Hai đường thẳng vuông góc thì tạo thành bốn góc vuông. b) Qua điểm A nằm ngoài đường thẳng b, có nhiều nhất một đường thẳng a đi qua điểm A và song song với b. c) Nếu một đường thẳng c cắt hai đường thẳng a và b mà trong các góc tạo thành có một cặp góc so le trong bằng nhau thì a song song với b. d) Biết hai đường thẳng m và n song song, đường thẳng p vuông góc với m, đường thẳng q vuông góc với n thì p và q vuông góc. Bài 2 (1,5điểm): Cho hình vẽ sau. Viết giả thiết và kết luận bằng kí hiệu.. Bài 3(4,0 điểm). Cho hình vẽ sau. a) Vì sao a//b? b) Tính góc các góc tại đỉnh A?. Bài 4(1,5 điểm) Cho hình vẽ sau. Chứng minh Mu //Np//Et. BÀI LÀM. Sai.

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