Penjelasan dengan langkah-langkah:
Lp balok :
= 2( pl + pt + lt )
= 2( 12(6) + 12(5) + 6(5) )
= 2( 72 + 60 + 30 )
= 2( 162 )
= 324 cm²
[tex] \\ [/tex]
Nl :
= KL² + KN²
= 36² + 12²
= 1.296 + 144
= 1.440
= √1.440
__________________
Sl :
= NS² + NL²
= √9² + ( √1.440 )²
= √81 + 1.440
= √1.521
[tex]\fcolorbox{navy}{skyblue}{\purple{{ \rm{rasy.da}}}}[/tex]
Jawaban:
32. 324 cm²
34. √1521
Lihat gambar
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
Pembahasan
Lp balok :
= 2( pl + pt + lt )
= 2( 12(6) + 12(5) + 6(5) )
= 2( 72 + 60 + 30 )
= 2( 162 )
= 324 cm²
[tex] \\ [/tex]
Nl :
= KL² + KN²
= 36² + 12²
= 1.296 + 144
= 1.440
= √1.440
__________________
Sl :
= NS² + NL²
= √9² + ( √1.440 )²
= √81 + 1.440
= √1.521
[tex]\fcolorbox{navy}{skyblue}{\purple{{ \rm{rasy.da}}}}[/tex]
Jawaban:
32. 324 cm²
34. √1521
Penjelasan dengan langkah-langkah:
Lihat gambar