Jawab:
keliling persegi = 4s
1. a. 4s= 4.5 cm = 20 cm²
b. 4s= 4. 8 cm=32 cm ²
2. a. 4s= 4 . s = 20 cm²
s = 20 : 4= 5 cm
b. 4s = 4. s = 32 cm ²
s = 32 : 4 = 8 cm
Penjelasan dengan langkah-langkah:
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Jawab:
keliling persegi = 4s
1. a. 4s= 4.5 cm = 20 cm²
b. 4s= 4. 8 cm=32 cm ²
2. a. 4s= 4 . s = 20 cm²
s = 20 : 4= 5 cm
b. 4s = 4. s = 32 cm ²
s = 32 : 4 = 8 cm
Penjelasan dengan langkah-langkah: