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Hitunglah luas persegi panjang jika diketahui panjangnya 7 cm dan lebar 5 cm?

Rani Maharani

Soal

Hitunglah luas persegi panjang jika diketahui panjangnya 7 cm dan lebar 5 cm?

Pembahasan

Rumus:

Luas persegi panjang = panjang x lebar

Keliling persegi panjang = 2 x (panjang + lebar)

Substitusi:

Luas = 7 cm x 5 cm = 35 cm^2

Jadi, luas persegi panjang tersebut adalah 35 cm^2

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