If sin theta < 0 and tan theta < 0 then a) 270 < theta < 360

b) 180 < theta < 270

c) 0 < theta < 90

d) 90 < theta < 180

P. S. (the numbers are in degrees)

For the equations below which statement is true ?

True or false? a circle could be circumscribed about the quadrilateral below.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]