Tolong kerjain dong make cara ya MAKE CARA

8).K=2(32)+40+1/2(πd)
=64+40+1/2(22/7)(28)
=104+44
=148 cm

9).K=πd
264=(22/7)d
1848=22d
d=84 cm

10).L=1/2 x d1 x d2
=1/2 x 40 x 36
=20 x 36
=720 cm²

semoga membantu........