37.Column A: The total number of feet of fencing, indicated by the solid lines, needed to separate each of the gardens
Column B: The total number of feet in the perimeter of the plot
38.The curvature of a circle is defined to be the reciprocal of the radius of the circle.
Column A: The curvature of a circle with circumference 35∏
Column B: The curvature of a circle with circumference 36∏
39. The length of a rectangular box is 4 inches longer than the depth, and the width of the box is 1 inch less than the length. The depth of the box is between 3 inches and 4 inches.
Column A:The volume of the box in cubic inches
Column B: 200
answer: D
40. If n is integer and 99