1.2-1.3 Practice Flashcard (2)

Front

If RV = 25, RT = 6, UV = 3x + 1 and RS = ST = TU; Solve for x.

Back

5

Front

A part of a line that starts at an endpoint and extends forever in one direction.

Back

Ray

Front

It is a location and has no size, represented by a dot.

Back

Point

Front

Give another name for line k.

Back

Line BC

Front

True or False: Point C lies on line AB.

Back

False

Front

What is the definition of a line segment?

Back

A part of a line that has two endpoints.

Front

What is the definition of an endpoint?

Back

A point at the end of a line segment or ray.

Front

What are opposite rays?

Back

Two rays that share the same endpoint and extend in opposite directions.

Front

What is the formula for finding the length of a line segment between two points (x1, y1) and (x2, y2)?

Back

Length = √((x2 - x1)² + (y2 - y1)²)

Front

What is the definition of a line?

Back

A straight path that extends infinitely in both directions.