Cynthia enlarged rectangle A proportionally. She made each side 112 times as long.

Use the drop-down menus to complete the statements below.

2 proportional rectangles, small (Rectangle A) and large (Rectangle B), separated by a right arrow in between. Small rectangle dimensions, 12 by 4. Large: question mark by 6.

Franco wants to double the volume of the cone. what should he do?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?