Jawaban:
1.240 cm²
Penjelasan dengan langkah-langkah:
Rumus mencari Jaring² balok :
L = 2 × (pl + pt + lt )
L = 2 × [( 20.14 ) + ( 20.10 ) + ( 14.10 )]
L = 2 × ( 280 + 200 + 140 )
L = 2 × ( 480 + 140 )
L = 2 × ( 620 )
L = 1.240 cm²
maaf kalo salah
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Jawaban:
1.240 cm²
Penjelasan dengan langkah-langkah:
Rumus mencari Jaring² balok :
L = 2 × (pl + pt + lt )
L = 2 × (pl + pt + lt )
L = 2 × [( 20.14 ) + ( 20.10 ) + ( 14.10 )]
L = 2 × ( 280 + 200 + 140 )
L = 2 × ( 480 + 140 )
L = 2 × ( 620 )
L = 1.240 cm²
maaf kalo salah