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= 1/2 * 62*36
= 1166
L trapesium= 1/2*(atas+bawah)*
tinggi
= 1/2* (28 + 62)* 32
= 1/2 * 90 * 32
= 1440
L seluruhnya = luas segitiga +
luas trapesium
= 1166 + 1440
= 2606 cm2