perhatikan gambar berikut tentukan nilai p

[tex] \frac{cd}{ce} = \frac{da}{be} \\ \frac{9}{12} = \frac{3}{x} \\ x = \frac{3 \times 12}{9} \\ x = 4[/tex]
panjang p = 4 cm
#maaf klo salah

[tex] \frac{9}{3} = \frac{12}{p} \\ p = \frac{12 \times 3}{9} = 4[/tex]