Math Vocab unit one

If you have two lines, then they intersect in exactly one point.

• sometimes

• always

• never

A line and a point not on the lines are contained in infinitely many planes.

• always

• sometimes

• never

If two angles are congruent, then they are adjacent angles.

• always

• sometimes

• never

If two angles are supplementary, they also form a linear pair

• sometimes

• always

• never

A pair of vertical angles mat also be adjacent angles

• never

• sometimes

• always

Supplements of congruent angles are congruent

• sometimes

• always

• never

Another name for a straight angle is a supplementary angle.

• never

• sometimes

• always

Two intersecting lines determine exactly one plane.

• never

• always

• sometimes

Three planes intersect in exactly one plane

• never

• sometimes

• always

Vertical angles have a common supplement

• always

• sometimes

• never