tolong jawab yaa no. 29 pakai cara

L segi3=1/2×a×t
=1/2×14×10
=7×10=70.
{segi3 ada 2 jd=70+70=140}

trapesium=1/2×(7+19)×10
=1/2×26×10
=13×10=130

jd luasnya 140+130=270

maaf kalo salah