If = 2a then a equals July 8, 2019 16 32 64 128 If a 2 2 2a then a equals If x 2a b 2 then a equals If sin 2a 2 sin a then a equals If hcf 10 15 = 2a + 1 then a equal to If 2sin2a = 3 then a is equal to If a = 30° then sin2a is equal to If conditional 0 1 2 3 If condition 2 If conditional 1 and 2 If conditional type 2