Question

How do you evaluate `cot300°`?

Answer 1

`cot(300^o) = - 1/sqrt(3)`

Explanation:

`300^o` is equivalent to `-60^o`

A `60^o` angle is one of the standard triangle angles with sides as indicated below:

By definition:
`color(white)("XXXX")`cot = `("adjacent side")/("opposite side")`

Answer 2

Find cot 300

Explanation:

cot 300 = cot (120 + 180) = cot 120

Trig table gives -> `cot 120 = - (sqrt3)/3`