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Luas2=10cm×4cm=40cmPersegi
Luas seluruhnya=60cmPersegi+40cmPersegi=100cmPersegi
Luas persegi panjang besar= panjang x lebar
= 10×6=60 cm²
luas persegi kecil= sxs
= 4×4=16 cm²
60+16=76cm²