plssssss bantu jawab
[tex]{ \boxed{ \red{ \tt{lp = 2 \times ((p \times l) + (p \times t) + (l \times t))}}}}[/tex]
[tex]{ \boxed{ \red{ \tt{lp = 2 \times (12 \times 5) + (12 \times 8) + (5 \times 8)}}}}[/tex]
[tex]{ \boxed{ \red{ \tt{lp =2 \: (60 + 96 + 40)}}}}[/tex]
[tex]{ \boxed{ \red{ \tt{lp = 2 \times 196}}}}[/tex]
[tex]{ \boxed{ \red{ \tt{ lp = 392 \: {cm}^{2} ( D) }}}}[/tex]
__PENYELESAIAN__
Lp = 2 × [( p × l )+( p × t )+( l × t )]
Lp = 2 × [( 12 × 5 )+( 12 × 8 )+( 5 × 8 )]
Lp = 2 × [ 60 + 96 + 40 ]
Lp = 2 × 196
Lp = 392 cm³ ( D )
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