pakai cara ya kak minta bantuannya

BD² = 10²-8²
BD² =100 -64
BD² = 36
BD =√36
BD = 6

L = ½ × (jml sisi sejajar) × t
L = ½ ×(12+8+12)×6
L =½ ×32 ×6
L = 32 × 3
L = 96cm²

tinggi (BD) = 10²- 8² = akar 36 = 6cm
luas = 1/2* jumlah sisi sejajar* t
= 1/2*(12+20)*6
=96 cm² B