Tolong kerjain nomor 2 ya

Kubus ABCD.EFGH
rusuk = 4√3 cm
diagonal sisi, AC = 4√3 . √2 = 4√6 cm
diagonal ruang, EC = 4√3 . √3 = 12 cm

Jarak EC ke A = jarak A ke EC = AP

∆EAC
EA × AC = AP × EC
4√3 × 4√6 = AP × 12
AP = 4√2 cm

Opsi B