rumus persegi panjang;
a.luas(l) =panjang(p) x lebar(l)
b. keliling(k) = 2p + 2l
dik=
a. k=240 m
b. l=40 m
dit p?
jawab:
k=2p +2l
240= 2p+ 2(40)
240=2p+80
240-80=2p
160=2p
160/2=p
80=p
p= 80 m
ig:@yramadan442yusriramadan
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240. = 2×(p+40)
panjang= (240 - (40×2)):2
= (240 - 80):2
= 160:2
= 80 m
rumus persegi panjang;
a.luas(l) =panjang(p) x lebar(l)
b. keliling(k) = 2p + 2l
dik=
a. k=240 m
b. l=40 m
dit p?
jawab:
k=2p +2l
240= 2p+ 2(40)
240=2p+80
240-80=2p
160=2p
160/2=p
80=p
p= 80 m
ig:@yramadan442yusriramadan
lain kali di pahami yooo