Bài kiểm tra 15 phút lớp 10 Môn: Toán Đại - Đề 2

<span class='text_page_counter'>(1)</span>Trường THPT Nguyễn Việt Khái Hoï vaø teân:…………………………... Lớp:………. Ñieåm. Thứ Ngaøy thaùng naêm 2010 BAØI KIEÅM TRA 15 PHUÙT Môn:Toán Nhaän xeùt cuûa giaùo vieân. Baøi 1:(8ñ) Giaûi heä phöông trình sau baèng phöông phaùp theá,cộng (trừ)..  2x  y  7  3 x  5 y  9 Baøi 2:(2ñ)Giaûi phöông trình sau.. 2 x 2  (6  2) x  3 2  0 Baøi Laøm ................................................................................................................................................................................................ ................................................................................................................................................................................................ ................................................................................................................................................................................................ ................................................................................................................................................................................................ 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Lop10.com.

<span class='text_page_counter'>(2)</span> ................................................................................................................................................................................................ ................................................................................................................................................................................................ ................................................................................................................................................................................................ ................................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................. Trường THPT Nguyễn Việt Khái Hoï vaø teân:…………………………... Lớp:………. Ñieåm. Thứ Ngaøy Thaùng Naêm 2009 BAØI KIEÅM TRA 15 PHUÙT Môn:Toán Nhaän xeùt cuûa giaùo vieân. I-Traéc nghieäm: 3 ñieåm Khoanh tròn đáp án đúng. . . Bài 1:Cho hình vuông ABCD cạnh bằng 2 và đường chéo 2 2 . Độ dài của AB + AD là: a) 4 b) 2 2 c) 2 Bài 2: Cho I là trung điểm của đoạn thẩng AB, M là điểm tùy ý thì:. .  . . a) 2IM  IA  IB c) MA +MB = 2IM. d) -2.  . b) 2 MI  MA  MB d) MA +MB = 2MI.        a) o b) EA c) AE     Bài 4: Cho u = 2 a  5b . Véc tơ đối của u là:       a,) -2 a  5b b) 2a  5b c)2 a  5b Baøi 3: Cho 5 ñieåm A, B, C, D, E . Toång AB  BC  CD  DA baèng:. . d) - BE. . II-Tự luận:7 điểm Cho  ABC đều có cạnh bằng 9.Gọi CM là trung tuyến của  ABC, I là trung điểm của CM. Chứng minh rằng:.   . . a) 2 IC  IB  IA  0.   . . b) 20C  0 B  0 A  40 I.  . c) Tính CM  IC. Baøi laøm: I-Traéc nghieäm: Lop10.com. . d) 2a  5b.

<span class='text_page_counter'>(3)</span> Caâu Đáp án II-Tự luận:. 1. 2. 3. 4. ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ 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Lop10.com.

<span class='text_page_counter'>(4)</span> ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................. Trường THPT Nguyễn Việt Khái Hoï vaø teân:…………………………... Lớp:………. Ñieåm. Thứ Ngaøy Thaùng Naêm 2009 BAØI KIEÅM TRA 15 PHUÙT Môn:Toán Nhaän xeùt cuûa giaùo vieân. I-Traéc nghieäm: 3 ñieåm Khoanh tròn đáp án đúng. . . Bài 1:Cho hình vuông ABCD cạnh bằng 4 và đường chéo 4 2 . Độ dài của AB + AD là: a) 4 2 b) 2 2 c) 4 Bài 2: Cho I là trung điểm của đoạn thẩng AB, M là điểm tùy ý thì:. .  . d) -4. . a) 2IM  IA  IB c) MA +MB = 2IM.  . b) 2 MI  MA  MB d) MA +MB = 2MI.        a) o b) AH c) AE     Bài 4: Cho u = 2a  5b Véctơ đối của u là:       a,) -2 a  5b b) 2a  5b c)2 a  5b Baøi 3: Cho 5 ñieåm A, B, C, D, E . Toång AB  BC  CD  DH baèng:. . d) - BE. . . d) 2a  5b. II-Tự luận:7 điểm Cho  ABC đều có cạnh bằng Chứng minh rằng:.   . . a) 2 PA  PB  PC  0. 7 .Goïi AM laø trung tuyeán cuûa  ABC, P laø trung ñieåm cuûa AM.   .  . . b) 2 NA  NB  NC  4 NP c) Tính BM  PB Baøi laøm:. I-Traéc nghieäm: Caâu Đáp án II-Tự luận:. 1. 2. 3. 4. ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ Lop10.com.

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............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ Lop10.com.

<span class='text_page_counter'>(6)</span> ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................ ............................................................................................................................................................................................. Lop10.com.

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