Convert the following angles into radians: a) `30^(@)` b) `135^(@)` c)

1.	Convert the following angles into radians: a) `30^(@)` b) `135^(@)` c) `90^(@)`
Answer» a) `pi/6`, b) `(3i)/(4)`, (c ) `pi/2`, d) `(5pi)/(6)`, e) `(25pi)/72`, f) `(pi)/(32)`

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