Luas juring AOB=60cm²,<AOB=40°,dan<COD=60°,luas juring COD adalah..​

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Luas juring AOB=60cm²,<AOB=40°,dan<COD=60°,luas juring COD adalah..​

sdt AOB : sdt COD= 40:60= 2:3

L AOB= 60

L COD= (L AOB*3)/2= (60*3)/2= 180/2= 90cm²