Basic Geometry

Front

What is a vertex in geometry?

Back

A vertex is a point where two or more lines meet, often referred to as an angle or corner.

Front

Define a polygon.

Back

A polygon is a closed shape formed by at least three line segments.

Front

How many sides does a triangle have?

Back

A triangle has 3 sides.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is 180 degrees.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides.

Front

How many sides does a pentagon have?

Back

A pentagon has 5 sides.

Front

What type of angle measures more than 90 degrees but less than 180 degrees?

Back

An obtuse angle.

Front

What is a hexagon?

Back

A hexagon is a polygon with 6 sides.

Front

What is the sum of the interior angles of a quadrilateral?

Back

The sum of the interior angles of a quadrilateral is 360 degrees.

Front

Define an acute angle.

Back

An acute angle is an angle that measures less than 90 degrees.