de kiem tra 15 phut hinh hoc 11 ki 2 7693
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Hoù vaứ
teõn:................................................
....
Lụựp:..........
Kieồm tra: 15
Hỡnh hc 11 * Ngy:..
Trong mt phng Oxy cho ng thng d cú phng trỡnh x + y 4 = 0. Vit
phng trỡnh ca ng thng d l nh ca ng thng d qua phộp di hỡnh cú
c bng cỏch thc hin liờn tip phộp i xng tõm O v phộp tnh tin theo vect
r
v ( 3; 1).
Bi lm
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Onthionline.net
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Onthionline.net
Hoù vaứ
teõn:................................................
....
Lụựp:..........
Kieồm tra: 15
Hỡnh hc 11** Ngy..
Trong mt phng Oxy cho ng thng d cú phng trỡnh 3x y 3 = 0. Vit
phng trỡnh ca ng thng d l nh ca ng thng d qua phộp di hỡnh cú
c bng cỏch thc hin liờn tip phộp tnh tin theo vect
r
v ( 3; 1) v phộp i
xng tõm O.
Bi lm
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Onthionline.net
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