Fall Semester Ch. 1-2 Vocab Review (2018)

Front

Two angles sharing a vertex and side, with no interior points.

Back

Adjacent angles

Front

Angle > 0° and < 90°

Back

acute angle

Front

Set of points with two rays sharing an endpoint?

Back

angle

Front

Ray that divides an angle into two congruent angles?

Back

angle bisector

Front

Points on the same line?

Back

Collinear

Front

Two angles that sum to 90°

Back

complementary angles

Front

Line segments of equal length

Back

congruent segments

Front

Two angles with the same measure?

Back

Congruent angles

Front

Points in the same plane

Back

Coplanar points

Front

Geometric term with two endpoints and all points in between?

Back

line segment