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cari luas segitiga : alas×tinggi ÷ 2
alas = 62 cm. tinggi = 68-32 = 36
= 62×36/2 = 1116 cm²
luas trapesium = (jml sisi sejajar) ×tinggi ÷2
=(62+28) × 32 ÷2 = 1440 cm²
tinggal dijumlah
1116+1440= 2556 cm²
maaf kalau salah :(