" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1920=20×l×8
1920=160×l
l=1920/160
=12
L=2×{(p×l)+(l×t)+(p×t)}
=2×{(20×12)+(12×8)+(20×8)}
=2×(240+96+160)
=2×496
=992 cm²
jadikan jawaban tercerdas ya
1920=20·8·l
1920=160·l
1920/160=l
12=l
lebar 12 cm
Lp=2(pl+pt+lt)
Lp=2(20·12 +20·8 + 12·8 )
Lp=2(240+160+96)
Lp=2(496)
Lp=992