Root 3 cosec 20 July 8, 2019 16 32 64 128 Root 3 cos 20 - sec 20 Root 3 cos 20 4 cos 20 Root 3 cos 20 20 Root 3 cosec 20 sec20 is equal to 4 Cos 20 )= square root 3 2 Cos root 3 by 2 20 root 3 Square root of 3
