semoga bermanfaat
maaf kalo salah
Jawab:
p= 12 cm
l=10 cm
Penjelasan dengan langkah-langkah:
K =2(p+l)
=2(4x-4 +2x+2)
=2(6x-2)
=12x-4
12x-4=44
12x=44+4
=48
x =4
p=4x-4
=4(4)-4
=16-4
=12 cm
l=2x+2
=2(4)+2
=10 cm
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semoga bermanfaat
maaf kalo salah
Jawab:
p= 12 cm
l=10 cm
Penjelasan dengan langkah-langkah:
K =2(p+l)
=2(4x-4 +2x+2)
=2(6x-2)
=12x-4
12x-4=44
12x=44+4
=48
x =4
p=4x-4
=4(4)-4
=16-4
=12 cm
l=2x+2
=2(4)+2
=10 cm