tolong, besok dikumpul

Luas layang layang = 1/2 x d1 x d2
= 1/2 x 18 x 16
= 144 Cm²
Luas trapesium 1 = 1/2 x (a+b) x t
= 1/2 x (12+5) x 8
=1/2 x 17 x 8
= 68 Cm²
Luas trapesium 2 = 1/2 x (a+b) x t
= 1/2 x (12+5) x 8
=1/2 x 17 x 8
= 68 Cm²

Luas seluruh = 144+68+68
=280