tlong d jwab yaa, nomor 31 dan 32 dngan pnjelasannya

31.
AC = 100 -64
AC = akar 36
AC = 6 cm
Luas permukaan = (6x8/2)x2 + 8 x 5 + 10 x 5 + 6 x 5
= 48 + 40 + 50 + 30
= 168 cm kuadrat(B)
32.
DE/BC = AD/AB
9/6 = x/4
6x = 36
x = 6 cm (B)
semoga membantu:)