If you repeat the perpendicular line segment construction twice using paper folding, you can construct:
a. the midpoint of a line segment.
b. an angle congruent to a given angle.
c. a parallel to a line through a point not on the line.
d. an angle bisector.

He letter p on the number line below represents the number . (use the hyphen for negative numbers and write answer as a decimal, such as –7.2) number line from negative 7 to positive 7 in increments of 0.5 is shown. only the whole numbers are labeled. a point labeled p is placed at the eleventh tick mark to the left of 0.