Trapezoid Medsegment
Step one: Select the "line segment" tool
Step two: connect the two midpoints of the legs
Step three: Right click on your new line, select "object properties"
Step four: check "show label" drop down box to "value" -- a number should appear.
Step five; record your values in table
Step six: Drag one of the corner points to form a new trapezoid
Repeat steps five and six until your table is filled out.