Download Vocabulary SOL 6a Perpendicular Line Vertical Angles Adjacent

Vocabulary SOL 6a
Perpendicular Line
A line that intersects another
to create a 90° angle
Vertical Angles
Two angles that are formed
when
111111111111111111111two
lines intersect and are
congruent.
Adjacent Angles
Share a vertex and a side.
Transversal
A line that intersects two or
more other lines.
Right Angles
An angle that measures 90°
Supplementary
Angles
The sum (added together) of
the angles measure 180°
Complementary
Angles
The sum (added together) of
the angles measure 90°
Corresponding
Angles
Angles that are on the same
side of the transversal and
are congruent when two lines
are parallel.
Alternate Interior
Angles
Angle pairs are on alternate
sides of the Transversal, and
they are on the interior of the
two crossed lines
a=d and c=b
Parallel Lines
Lines that will NEVER
intersect in a plane.
Acute Angles
Have measurements less
that 90°
Obtuse Angles
Have measurements more
than 90° and less than 180°