Mohon bantuwannya...soal ini.

L = L trapesium + L segitiga
   =1/2 (a+b)xt + 1/2 at
  =1/2(18+14)x 8 +1/2 x 18 x 8
   =1/2 (32) x 8 + 9x 8
   =16 x 8+9x8
    =8 ( 16+9)
    = 8 x 25
    =200 cm²

jawab.A