nomor 23 pakai cara tolong dijawab buat besok hehe

bangun 1
lingkaran = 270/360X3,14X(5X5)
=270/360×(3,14×25)
=270/360×78,5
=270/360=>3/4
=3/4×78,4
=58,875

bangun 2
layang" =1/2×14×8
=56

bangun gabungan
=bangun 1 + bangun 2
=58,875 + 56
=114,875

jawabannya c.114,875