1. (p×l)+(p×t)+(l×t)×2
(12×8)+(12×2,5)+(8×2,5)×2
94+30+20×2
94+100
194
No.1
P = 12 cm
l = 8 cm
t = 2,5 cm
Maka :
LP = 2 ( pl + lt + pt )
Lp = 2 ( 12 x 8 + 8 x 2,5 + 12 x 2,5 )
Lp = 2 ( 96 + 20 + 30 )
Lp = 2 ( 146 )
Lp = 73 cm3
No. 2
Nilai dari 1,8*1,8 adalah :
1,8 x 1,8 = 3,24
Maaf kalau salah:)
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1. (p×l)+(p×t)+(l×t)×2
(12×8)+(12×2,5)+(8×2,5)×2
94+30+20×2
94+100
194
No.1
P = 12 cm
l = 8 cm
t = 2,5 cm
Maka :
LP = 2 ( pl + lt + pt )
Lp = 2 ( 12 x 8 + 8 x 2,5 + 12 x 2,5 )
Lp = 2 ( 96 + 20 + 30 )
Lp = 2 ( 146 )
Lp = 73 cm3
No. 2
Nilai dari 1,8*1,8 adalah :
1,8 x 1,8 = 3,24
Maaf kalau salah:)