What is the value of x?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

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

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?