Penjelasan dengan langkah-langkah:
L = L
P = 2L
2(p+l) =78
2(2L+L) = 78
4L + 2L = 78
6L = 78
L= 13cm
P= 2(13)=26cm
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Penjelasan dengan langkah-langkah:
L = L
P = 2L
2(p+l) =78
2(2L+L) = 78
4L + 2L = 78
6L = 78
L= 13cm
P= 2(13)=26cm