HELP I NEED THIS ANSWERED MY MOM WILL KILL ME

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4