describe two lines that are in the same plane and do not intersect.

perpendicular lines

parallel lines

Select the lengths in centimeters that would form a right triangle

The measure of an angle is 117°. what is the measure of a supplementary angle?

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible