Materi : Bentuk Aljabar
Panjang = ( x + 5 ) cm
Lebar = ( x + 4 ) cm
Keliling
K = 2( Panjang + Lebar )
K = 2( x + 5 + x + 4 )
K = 2( 2x + 9 )
K = ( 4x + 18 ) cm
Semoga bisa membantu
Penjelasan dengan langkah-langkah:
K = 2p + 2l
K = 2(x +5) + 2(x +4)
K = 2x +10+2x +8
K = (4x + 18 ) cm
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Materi : Bentuk Aljabar
Panjang = ( x + 5 ) cm
Lebar = ( x + 4 ) cm
Keliling
K = 2( Panjang + Lebar )
K = 2( x + 5 + x + 4 )
K = 2( 2x + 9 )
K = ( 4x + 18 ) cm
Semoga bisa membantu
Penjelasan dengan langkah-langkah:
K = 2p + 2l
K = 2(x +5) + 2(x +4)
K = 2x +10+2x +8
K = (4x + 18 ) cm