Determine whether the lines are parallel, perpendicular, or neither Explain

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)