➡luas persegi panjang
20×14
280
➡luas trapesium
16× 50× 1/2
400
➡luas gabungan
280+400
680
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➡luas persegi panjang
20×14
280
➡luas trapesium
16× 50× 1/2
400
➡luas gabungan
280+400
680