Lines and Angles Vocabulary

A particular spot or location:

Tags

CCSS.4.G.A.1

A straight figure extending infinitely in both directions:

Tags

CCSS.4.G.A.1

A portion of a line having a starting and ending point:

Tags

CCSS.4.G.A.1

A portion of a line with a starting point but no end point (continues infinitely in one direction):

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

An angle with 90 degrees:

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

An obtuse angle equal to 180 degrees:

Tags

CCSS.4.MD.C.5

An angle whose measure is less than 90 degrees:

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

An angle whose measure is greater than 90 degrees:

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

The magnitude of an angle.  

Equal to  $\frac{1}{360}$ of a circle.

Tags

CCSS.4.MD.C.5

CCSS.4.MD.C.6

The point where two or more lines, line segments, or rays meet to form an angle: 

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5