Flag Trigonometry> trigonomtry, comound angles...
question mark

how to simplify values like tan225

Sameer Chowdary , 14 Years ago
Grade
anser 3 Answers
vikhyat chaudhry

tan225= tan(270-45) = cot 45 = 1

Last Activity: 14 Years ago
Godfrey Classic Prince

Dear Sameer Chowdary,

This can be simplified like so

tan2250= tan(270-45) = cot 450 = 1

(or)

tan2250=tan(180+45)=tan(180+45)=tan 450=1

Hope this helped you immmensely...

Please approve my answer if you liked it by clicking on "Yes" given below...!!Smile

Last Activity: 14 Years ago
Rohan Das

you can solve this in two ways.

one; tan(225)=tan(180+45)=tan45=1

two  tan(225)=tan(270-45)=cot45=1

Last Activity: 12 Years ago
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