Trong mặt phẳng oxy cho A ( -4 ; 1 ) ; B = ( 2 ; 4 ) ; C ( 2 ; - 2 )
2) Tọa đô H sao cho tam giác AHB là tam giác đều ?
3 ) Ba điểm A ; B ; C có thẳng hàng không ?
4 ) Tìm tọa độ D sao cho ABCD là hình bình hành ?
ĐỀ 5 Trung Tâm GDTX Quận 6 ĐỀ KIỂM TRA MỘT TIẾT Lớp : 10 ______ Môn : Hình học 10 Tên HV : ______________________ Đề : 5 Điểm Nhận xét của GVBM Trong mặt phẳng oxy cho A ( -4 ; 1 ) ; B = ( 2 ; 4 ) ; C ( 2 ; - 2 ) 1) Tính và 2) Tọa đô H sao cho tam giác AHB là tam giác đều ? 3 ) Ba điểm A ; B ; C có thẳng hàng không ? 4 ) Tìm tọa độ D sao cho ABCD là hình bình hành ? 5) Tìm tọa độ E sao cho 6 ) Tìm tọa độ trọng tâm tam giác NPD ? 7) Phân tích BÀI LÀM : _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _______________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _______________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ ________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________
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