Answer:
45°, 225°
Explanation:
Given that;
Tan x = 1
We can get Tan⁻¹ of 1
x = Tan⁻¹ 1
x = 45
45° is the acute angle in the first quadrant
Tangent is positive in the 1st, and the 3rd quadrant.
Therefore in the third quadrant, x = 180 + 45 = 225
Hence; x = 45° or 225°