Jawaban:
1. 10 cm
2. 25 cm
3. 36 cm
Penjelasan dengan langkah-langkah:
1. keliling persegi = 40 cm
ditanya panjang sisi ?
jawab = keliling ÷ 4
= 40 ÷ 4
= 10 cm
2. keliling persegi = 100 cm
= 100 ÷ 4
= 25 cm
3. keliling persegi panjang
K = 2 (p+l)
k = 2 (8 cm + 10 cm)
k = 2 (18 cm)
k = 36 cm
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Jawaban:
1. 10 cm
2. 25 cm
3. 36 cm
Penjelasan dengan langkah-langkah:
1. keliling persegi = 40 cm
ditanya panjang sisi ?
jawab = keliling ÷ 4
= 40 ÷ 4
= 10 cm
2. keliling persegi = 100 cm
ditanya panjang sisi ?
jawab = keliling ÷ 4
= 100 ÷ 4
= 25 cm
3. keliling persegi panjang
K = 2 (p+l)
k = 2 (8 cm + 10 cm)
k = 2 (18 cm)
k = 36 cm