kietpham2005 kietpham2005
  • 15-06-2021
  • Mathematics
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Cho hình chóp SABCD. Lấy I thuộc SA, J thuộc SB sao cho IJ không song song với AB. Lấy điểm K trong miền tứ giác ABCD. Tìm đường cao tuyến của I, J, K với các mặt sau đây: ABCD, SBC, SAD, SCD

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Kieudinhdan
Kieudinhdan Kieudinhdan
  • 15-06-2021

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