Kubus
r = 6 cm
O tengah EFGH
P tengah ABCD
Jarak EG ke bidang ACF
= jarak O ke PF
= PO × OF/PF
= r . 1/2 r√2 / (1/2 r√6)
= 1/3 r√3
= 2√3 cm
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Kubus
r = 6 cm
O tengah EFGH
P tengah ABCD
Jarak EG ke bidang ACF
= jarak O ke PF
= PO × OF/PF
= r . 1/2 r√2 / (1/2 r√6)
= 1/3 r√3
= 2√3 cm