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= 1/2.2.22/7.7
= 22 cm
Kel. 1/2 lingkaran besar = 1/2.2.πr
= 1/2.2.22/7.10,5
= 33 cm
Kel. keseluruhan bangun = 22 + 33 + 7 +14
= 76 cm (B)