Jadi Panjangnya adalah A. 16 cm
=========================
Diketahui
Ditanya
Dijawab
K = 2 × ( p + l )
50 cm = 2 × ( p + 9 cm )
= 2p + 18 cm
2p = 50 cm - 18 cm
= 32 cm
p = 32 cm : 2
= 16 cm (A)
- SoLonely01
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Diketahui
Ditanya
Dijawab
Jadi Panjangnya adalah A. 16 cm
Jawaban n Penjelasan :)
=========================
Diketahui
Ditanya
Dijawab
K = 2 × ( p + l )
50 cm = 2 × ( p + 9 cm )
= 2p + 18 cm
2p = 50 cm - 18 cm
= 32 cm
p = 32 cm : 2
= 16 cm (A)
CMIIW
- SoLonely01