geometry vocab

An angle that is greater than 90 degrees

• right

• acute

• obtuse

• straight

a polygon with five sides

• pentagon

• polygon

• quadrilateral

• hexagon

an angle that is less than 90 degrees

• right

• acute

• obtuse

• straight

a four sided polygon

• pentagon

• polygon

• quadrilateral

• hexagon

an angle that is exactly 90 degrees

• right

• acute

• obtuse

• straight

an exact location

• ray

• line segment

• line

• point

a line with a starting point but no ending point

• ray

• line segament

• line

• point

lines that cross at 90 degrees

• parallel

• perpendicular

• obtuse

• right

Lines that never cross and remain the same distance apart

• parallel

• perpendicular

• obtuse

• ray

a triangle with 2 congruent sides

• equilateral

• scalene

• congruent

• isosceles