Jawab pake caranya ya

k.lingkaran = 1/2 . 22/7 . 14
= 22 cm
hipotenusa segitiga = 8^2 + 6^2
= 64 + 36
= akar kuadrat100
= 10
keliling kseluruhan = 8+9+10+12+29+22
= 90
jwbn (c) 90