Unit 1 Vocab (New Geometry SC)

Front

Midpoint

Back

Point that divides a segment into two congruent segments

Front

Segment

Back

A part of a line consisting of two endpoints

Front

Angle

Back

A pair of rays with a common endpoint

Front

Acute Angle

Back

An angle whose measure is less than 90 degrees

Front

Obtuse Angle

Back

An angle whose measure is greater than 90 degrees

Front

Right Angle

Back

An angle whose measure is equal to 90 degrees

Front

Straight Angle

Back

An angle whose measure is equal to 180 degrees

Front

Point

Back

A location that has no size or shape, named with a single upper-case letter

Front

Line

Back

Extends infinitely in both directions, named with 2 upper-case letters or a single lowercase cursive letter

Front

Plane

Back

A flat surface consisting of an infinite number of points, named with 3 non-collinear points or a single uppercase cursive letter