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Matematika
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Pertanyaan
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1 Jawaban
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1. Jawaban nurinsalsabila
4( p + l + t ) = 80
4( 5a + 4a + a ) = 80
4 ( 10a) = 80
40a = 80
a = 2
p = 5 x 2
p = 10 cm
l = 4 x 2
l = 8 cm
t = 1 x 2
t = 2 cm
Volume = p x l x t
= 10 x 8 x 2
= 160 cm^3
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