tolong jawab nomor 1-10 Pliissss dijawa pake cara kalo bisa jawab nomor 5

5. L. trapesium
= 1/2x(a+b)xt
= 1/2x((5+5)+(10+10))x5
= 1/2x(10+20)x5
= 1/2x30x5
=1/2x150
=75cm²