Find the mass and center of mass of a wire in the shape of the helix x = t, y = 5 cos(t), z = 5 sin(t), 0 ≤ t ≤ 2π, if the density at any point is equal to the square of the distance from the origin.

Jackson drew 4 hearts and 29 circles. what is the ratio of circles to all shapes?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%