Intro to Geometry Terms

Front

A ray that divides an angle into 2 angles that are congruent is called an _____________.

Back

angle bisector

Tags

CCSS.7.G.B.5

Front

A continuous straight extent of length, without breadth or thickness is called a ________________.

Back

line

Tags

CCSS.4.G.A.1

Front

The vertex is the point where 2 lines or line segments intersect. (True/False)

Back

True

Front

Name the angle with two arcs: < FIE, < EIR, < FER, < FIR

Back

< EIR

Front

A point, ray, line, segment, or plane that intersects a segment at its midpoint is called a _______________________________.

Back

segment bisector

Tags

CCSS.HSG.CO.A.1

Front

What is the term for a part of a line that has two endpoints?

Back

line segment

Tags

CCSS.HSG.CO.A.1

Front

What do you call two angles that add up to 90 degrees?

Back

complementary angles

Tags

CCSS.7.G.B.5

Front

What is the term for angles that are opposite each other when two lines intersect?

Back

vertical angles

Tags

CCSS.7.G.B.5

Front

What is the name of a straight line that touches a curve at one point?

Back

tangent

Front

What is the term for a line that divides a shape into two equal parts?

Back

line of symmetry

Tags

CCSS.4.G.A.3