tolong bantu jawab. makasih

L. seg ABD
= 1/2 × 16 × 10
= 8 × 10 = 80cm^2

L. seg BDE
= 1/2 × 16 × 15
= 8 × 15 = 120cm^2

L. seg BDC
= 1/2 × 16 × 4
= 8 × 4 = 32cm^2

[tex]rumus \: soal \: diatas \\ luas \: abd + luas \: bde \: - 2 \times luas \: bdc[/tex]

80 + 120 - 2(32)
= 200 - 64
= 136 cm^2