L. Daerah yang diarsir
= L. trapesium - L. Layang-layang
= 1/2×(21+35)×12 - 1/2×21×12
= 56×6 - 21×6
= 336 - 126
= 210 cm2
Sekian dan terima kasih
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L. Daerah yang diarsir
= L. trapesium - L. Layang-layang
= 1/2×(21+35)×12 - 1/2×21×12
= 56×6 - 21×6
= 336 - 126
= 210 cm2
Sekian dan terima kasih