Jawaban:
90 m
Penjelasan dengan langkah-langkah:
Dik: U1 = 5
U6 = 25
Dit = S6=...?
Jwb:
Sn = n/2(U1 + Un)
S6 = 6/2(5 + 25)
=3(30)
= 90
Jadi panjang tali mula-mula 90 m
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Jawaban:
90 m
Penjelasan dengan langkah-langkah:
Dik: U1 = 5
U6 = 25
Dit = S6=...?
Jwb:
Sn = n/2(U1 + Un)
S6 = 6/2(5 + 25)
=3(30)
= 90
Jadi panjang tali mula-mula 90 m