To cut something into more than five pieces.
A shape that has three sides.
It is a plane with two sets of wings.
To cut something into two congruent parts or in half.
X = 47
X = 33
X = 19
X = -47
Ray OC trisects angle BOA.
Ray OC is parallel to ray OA.
Ray OC bisects angle BOA.
Ray OC is parallel to both rays OA and OB.
I and II
I and III
II and III
II and IV
A line through P parallel to line l
A line through P intersecting line l
A line through P congruent to line l
A line through P perpendicular to line l
Mark the point C
Copy the angle with an arc AB
Measure the angle BOA
Connect point C and point O