Question

tan theta is = 1 then find the value of cos theta and sin theta​

Answer 1

Step-by-step explanation:

TanФ = 1     but we know that tan 45° = 1

Therefore Ф = 45°

Now cosФ = cos 45°

cos 45° = 1/√2

and sinФ = sin 45°

sin 45° = 1/√2