Đề kiểm tra một tiết môn: Hình học 10 - Đề 3

ĐỀ 3
Trung Tâm GDTX Quận 6	ĐỀ KIỂM TRA MỘT TIẾT 
Lớp : 10 ______	 Môn : hình học 10
Tên HV : ______________________	 Đề : 3
Điểm
Nhận xét của GVBM
Bài 1 ( 2 đ ) : Cho = (-2 ; 3 ) , = ( 2 ; - 4 ) , = ( -5 ; 3 ) 
Tính ? 
Phân tích theo hai vectơ và ?
Bài 2 ( 8 đ ) : Cho A = ( -1 ; 3 ) , B = ( 4 ; 2 ) , C = ( 3 ; 5 ) 
Tính , ? Tọa độ E sao cho tam giác ACE cân tại E ?
Chứng minh 3 điểm A , B , C không thẳng hàng ?
Tìm tọa độ N sao cho ABCN là hình bình hành ? 
Tìm tọa độ M sao cho 
Tìm tọa độ trọng tâm G của tam giác ABN ? 
BÀI LÀM :
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