Đề thi học kỳ 2 môn Toán 11

Đề kiểm tra định kỳ (đề 1)

Điểm

Lời Phê

Lớp: 11A 4

Môn: Toán
Tên:

I. Trắc Nghiệm: Khoanh tròn câu trả lời đúng nhất
r
1. Ảnh của M(-1; 3) qua phép tịnh tiến theo vectơ v ( 2; −3) là:
A. M’(3; 6)

B. M’(1; 0)

C. M’(-1; 3)

D. M’(0; 1)

2. Ảnh của N(-5; 7) qua phép đối xứng qua trục Oy là:
A. N’(-5; -7)

B. N’(5; -7)

C. N’(5; 7)

D. N’(-5; 7)

3. Ảnh của đường tròn ( c ) : ( x − 3) + ( y + 2 ) = 5 qua phép đối xứng tâm O là:
2

2

A. ( c′ ) : ( x − 3) + ( y − 2 ) = 5

B. ( c′ ) : ( x + 3) + ( y + 2 ) = 5

C. ( c′ ) : ( x + 3) + ( y − 2 ) = 5

D. ( c′ ) : ( x + 2 ) + ( y − 3) = 5

2

2

2

2

2

2

2

2

4. Ảnh của điểm E(-2; 7) qua phép vị tự tâm O tỷ số k = -2 là:

A. E’(-4; 14)

B. E’(4; 14)

C. E’(-4; -14)

D. E’(4; -14)

II. Tự Luận:
Trong mặt phẳng Oxy cho điểm A ( −1;3) và đường thẳng ( d ) : 4 x + y + 1 = 0
Tìm ảnh của A và d qua:
1. Phép đối xứng tâm O

2. Phép quay tâm O góc 90o

r
3. Phép đồng dạng có được bằng cách thực hiện liên tiếp qua phép tịnh tiến theo vectơ v ( 2; −3)
và phép đối xứng qua trục Ox

Bài Làm
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Đề kiểm tra định kỳ (đề 2)

Điểm

Lời Phê

Lớp: 11A 4

Môn: Toán
Tên:

I. Trắc Nghiệm: Khoanh tròn câu trả lời đúng nhất
r
1. Ảnh của M(-3; 2) qua phép tịnh tiến theo vectơ v ( 3; −5) là:
A. M’(6; -7)

B. M’(-6; 7)

C. M’(0; -3)

D. M’(0; 3)

2. Ảnh của N(-3; 7) qua phép đối xứng qua trục Oy là:
A. N’(-3; -7)

B. N’(3; 7)

C. N’(3; -7)

D. N’(-3; 7)

3. Ảnh của đường tròn ( c ) : ( x + 2 ) + ( y − 3) = 4 qua phép đối xứng tâm O là:
2

2

A. ( c′ ) : ( x + 2 ) + ( y + 3) = 4

B. ( c′ ) : ( x − 2 ) + ( y − 3) = 4

C. ( c′ ) : ( x − 3) + ( y + 2 ) = 4

D. ( c′ ) : ( x − 2 ) + ( y + 3) = 4

2

2

2

2

2

2

2

2

4. Ảnh của điểm E(-7; 3) qua phép vị tự tâm O tỷ số k = -2 là:
A. E’(14; 6)

B. E’(-14; 6)

C. E’(-14; -6)

D. E’(14; -6)

II. Tự Luận:
Trong mặt phẳng Oxy cho điểm A ( 2; −1) và đường thẳng ( d ) : x + 3 y + 1 = 0
Tìm ảnh của A và d qua:
1. Phép đối xứng tâm O

2. Phép quay tâm O góc 90o

r
3. Phép đồng dạng có được bằng cách thực hiện liên tiếp qua phép tịnh tiến theo vectơ v ( 3; −5 )
và phép đối xứng qua trục Ox

Bài Làm
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