# A Pentagon on the Edge of Table#

The diagram in the figure below is showing a pentagon (with its mass uniformly distributed) close to the edge of a table.

## Part 1#

The gravitational torque is :

• The gravitational torque is non-zero about the corner of the table

• The gravitational torque is zero about the corner of the table

## Part 2#

The sign of the gravitational torque is :