Trong không gian Oxyz, khoảng cách từ A(1; 3; 2) tới mặt phẳng (Oxy) bằng
A. 1
B. 3
C.<...
Mathematics, 30.06.2021 18:50 rhettperkins
Trong không gian Oxyz, khoảng cách từ A(1; 3; 2) tới mặt phẳng (Oxy) bằng
A. 1
B. 3
C.
D. 2.
Answers: 3
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