Evaluate. Write your answer in simplified, rationalized form. Do not round.
cot 45°
1 answer
We know that cotangent (cot) is the reciprocal of tangent (tan). The tangent of 45° is equal to 1, so the cotangent of 45° is equal to the reciprocal of 1, which is 1/1 or simply 1. Thus, the simplified, rationalized form of cot 45° is 1.