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tinggi:36-24=12
alas:6+6+15=27
luas=alas x tinggi 1/2 =27x12 1/2 =162 cm
Persegi panjang: panjang x lebar
24x15=360cm
luas total=luas segitiga + luas persegi panjang =162 + 360 = 522 cm kuadrat