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=99+192
=291 cm2
Luas Persegi Panjang = panjang. lebar
= 24 . 8 = 192 cm²
Luas Trapesium = Jumlah sisi sejajar. tinggi /2
= (24+19 ) . 6 / 2
= 43 . 3
= 129 cm²
Jadi, Luas total = Luas Persegi Panjang + Luas Trapesium
= 192+129 = 321 cm²