Q. math~
Keliling persegi panjang 68 cm. Jika panjang nya 18 cm maka lebarnya adalah..
Keliling persegi panjang 68 cm. Jika panjang nya 18 cm maka lebarnya adalah..
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2p + 2l = k
2(18) + 2l = 68 cm
36 + 2l = 68 cm
2l = 68 - 36 cm
2l = 32 cm
l = 16 cm
AF࿐
⏩ Penyelesaian soal:
Diketahui:
Ditanya:
Jawab:
= ( K ÷ 2 ) - p
= ( 68 ÷ 2 ) - 18
= 34 - 18
= 16 cm
Mohon dikoreksi