tolong bantu jawab soal yg ini,beserta caranya ya

maaf jika kurang jelas

K balok=2.24+2.14
=76cm
K 1/2 Lingkaran=1/2×2×phi×r
=1/2×2×22/7×7
=22cm
K diarsir= 24+24+22+22
=92 cm