Answer:
COMPLEMENTARY ANGEL
two angles that add up to 90 degrees.
SUPPLEMENTARY ANGEL
Supplementary angles are those angles that measure up to 180 degrees.
CONGRUENT ANGEL
Congruent angles are angles with exactly the same measure.
VERTICAL ANGEL
The angles opposite each other when two lines cross. They are always equal. In this example a° and b° are vertical angles. "Vertical" refers to the vertex (where they cross), NOT up/down. They are also called vertically opposite angles.
ADJACENT ANGEL
Adjacent angles are two angles that have a common vertex and a common side but do not
overlap.
Step-by-step explanation:
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