Determine whether the equation is an identity or not an identity.

Cos^2 0 (tan^2 0 + 1) = 1

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

Which statements are true about additional information for proving that the triangles are congruent check all that apply