Geometry 1st Semester Review

Front

Name two points collinear to Point K.

Back

J & L are collinear to Point K.

Front

Give another name for line b.

Back

Line HK is another name for line b.

Front

Name the intersection of planes P & R.

Back

The intersection of planes P & R is Line AB.

Front

What is the converse to this statement: 'If it isn't dark outside, then it is not night.'?

Back

The converse is: 'If it is night, then it is dark outside.'

Front

What is the Transitive property?

Back

If a=b, and b=c, then a=c.

Front

Define collinear points.

Back

Collinear points are points that lie on the same straight line.

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

What is the definition of a plane in geometry?

Back

A plane is a flat, two-dimensional surface that extends infinitely in all directions.

Front

What is the definition of an angle?

Back

An angle is formed by two rays with a common endpoint called the vertex.

Front

What is the difference between acute, obtuse, and right angles?

Back

Acute angles are less than 90°, right angles are exactly 90°, and obtuse angles are greater than 90°.