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atau 750 cm
kalau gk salah
dik: t. pd tv = 24 cm
l. pd tv = 10 cm
t. sbenarnya = 18 m
dit: l. sbenarnya = ?
jwb:
t. sebenarnya l.sbenarnya
------------ = ----------
t. pd tv l. pd tv
18 X
----- = ----
24 10
dikali silang
18 × 10 = 24 × X
180 = 24X
X = 180 : 24
= 7,5 m