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SIMAK UI 2010

Solusi SIMAK UI 2010 Kode 509 [IPA] – Nomor 5


Jika\ rusuk\ kubus=6\ cm,\ jarak\ antara\ titik\ C\ dan\ bidang\ DBG\ adalah\ ....\\(A)\quad 2\ cm\\(B)\quad 2\sqrt{2}\ cm\\(C)\quad 2\sqrt{3}\ cm\\(D)\quad 2\sqrt{6}\ cm\\(E)\quad 4\sqrt{2}\ cm\\
Jawaban: C

Jarak\ antara\ titik\ C\ ke\ bidang\ DBG adalah
CP=\frac{1}{3}\ CE=\frac{1}{3}\times 6\sqrt{3}=2\sqrt{3}\ cm

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