Tolong jwab in ya jwab+caranya.... Question from @nasrullahelezha

October 2018 2 12 Report

Tolong jwab in ya jwab+caranya

imehemi Jawabannya yg A

60/360×3,14×20
=1/6×31,4×2
=1/6×62,8
=10,46

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filakikit82Intan Jawabannya B, dengan cara :
P.Busur = besar sudutAOB/360 x 2πr
   =60/360 x 2πr
   =60/360 x 62,8
   =10.47 cm

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