Write the reciprocal of the number. 1) 1/7
2) 6
3) 1 1/8
4) 3 1/3
5) 2 1/4
6) 2/5

When turned about its axis of rotation, which shape could have created this three-dimensional object?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'