Someone please help me

Asquare parking lot has 6,400 square meters what is the length in meters

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

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.