SOLUTION: Find each value without using the calculator and please show the steps. Thank you. Arctan 1

SOLUTION: Find each value without using the calculator and please show the steps. Thank you. Arctan 1

Algebra.Com

Question 1050147: Find each value without using the calculator and please show the steps. Thank you.
Arctan 1
Answer by advanced_Learner(501) (Show Source): You can put this solution on YOUR website!
since
tan45=1
Arctan 1 is
45 degree
but also
tan225=1
Arctan 1
225 degree
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