panjang = 50 cm
keliling = 2 ( p + l )
= 2 ( 50 + 12,5 )
= 125 cm
perbandingan = 125 : 50
= 5 ÷ 2
jadi perbandingan keliling dan panjang adalah 5 : 2
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panjang = 50 cm
keliling = 2 ( p + l )
= 2 ( 50 + 12,5 )
= 125 cm
perbandingan = 125 : 50
= 5 ÷ 2
jadi perbandingan keliling dan panjang adalah 5 : 2