8÷4=2
Only 2 group of 4 can get into 8
To find the number that makes 8 ÷ blank = 2 , we solve blank by dividing 8 by 2. Therefore, blank = 4 . So, the complete equation is 8 ÷ 4 = 2 .
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Langkah Penyelesaian:1. Keliling persegi = 100 cmKeliling persegi rumusnya:K = 4 x s => s = 100/4 = 25cm2. Sisi persegi = 25 cmDiketahui lebar persegi panjang lebih kecil 5 cm dari sisi persegi, berarti:Lebar= 25 - 5 = 20cm3. Keliling persegi panjang = 100 cmRumus keliling persegi panjang:K = 2 x (p + l)=>100 = 2 x (p + 20)=> 50 = p + 20=> p = 30 cm4. Luas persegi panjang:L = p x l= 30 x 20 = 600 cm²⸻Jawaban: 600 cm²