Question

Tolong di jawab beserta caranya ya,..
soalnya gak ngerti nih!
makasih (^_^)

Answer 1

No.7
dkt:
bd=6, dc=24
dit:
ad
jwb:
ad^2=bd×dc
ad^2=6×24
=144
=12
no.8
maaf, ngeblur ^^
no.9
dkt:
Ljg=5, Lpg=20, Lps=100
dit:
Ljs
jwb:
Lps Ljs
--- = ---
Lpg Ljg

100 Ljs
--- = ---
20 5

substitusikan

100×5
----- = Ljs
20

500
--- = Ljs
20

25 = Ljs
masih dalamnbentuk cm, diubah ke m jadi 0,25 m

semoga membantu, maaf bila ada kesalahan