Why dont you square anything with circumference (circles)

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

14+2 (56-1) this is an arithmetic sequence

If a + b = 4, what is the value of |4 – a| + |4 – b|?