Geometry Concepts

is an exact location in space

• line

• point

• line segment

• plane

is a continuous set of points in a straight path

• point

• line segment

• line

• angle

is a part of the line that has two endpoints

• angles

• line segment

• line

• point

is a part of the line that has only one endpoint

• line segment

• line

• angle

• ray

is a figure formed by two rays

• angle

• ray

• line segment

• line

is a flat two dimensional surfgace that extends infinitely in all directions

• angle

• plane

• ray

• line

two lines that cross at exactly one point

• intersecting lines

• parallel lines

• perpendicular lines

• skew lines

lines that do not intersect

• parallel lines

• perpendicular lines

• intersecting lines

• line

lines that interects at right angles

• parallel lines

• intersecting lines

• perpendicular lines

• lines

is an angle that measures more than 0 but no more than 90

• obtuse angle

• straight angle

• right angle

• acute angle