why does cot θ > 0 lie in the 2nd and 4th quadrant when tan θ > 0 lies in the 1st and 3rd quadrant ?

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi