What is the value of x + 3y + z if x equals 3 y equals 3 + z equals -4

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

In the triangle abc< angle c is a right angle. find the value of the trig function indicated. find tan a if a =12, b=5 a. 13/12 b. 12/13 c. 5/12 d.12/5

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft