Please help with this

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square