Geometry Vocabulary

Points that lie on the same line are__________

• area

• bisect

• circumference

• collinear

___ are angles that have the same measure.

• complementary angles

• concave

• cone

• congruent angles

___is a ray or line that divides an angle into two congruent angles

• acute angle

• adjacent angles

• angle

• angle bisector

A___ is a solid with two congruent parallel circular bases connected by a curved surface

• congruent segments

• convex

• coplanar

• cylinder

A polygon with all equal angles is an _____

• edges

• endpoint

• equiangular polygon

• equilateral polygon

The _____ of two or more geometric figures is the set of points they have in common (where they meet/touch)

• face

• intersection

• line

• linear pair

The sum of all the lengths of the sides of a polygon

• midpoint

• obtuse angle

• opposite rays

• perimeter

A ___ is a closed figure formed by a finite number of coplanar segments called sides

• perpendicular

• plane

• point

• polygon

A polyhedron with two parallel congruent faces called bases is a _____

• polyhedron

• prism

• pyramid

• ray

An angle that measures exactly 90°

• regular polygon

• regular polyhedron

• right angle

• segment