Quadrilaterals Coordinate Geometry

Front

What are the properties of a rhombus's sides and diagonals?

Back

1) The sides are congruent. 2) The diagonals are perpendicular.

Front

Which special quadrilaterals have perpendicular diagonals?

Back

Square and rhombus.

Front

How can you determine if two diagonals are perpendicular?

Back

If the slopes of the diagonals are opposite reciprocals.

Front

What does it mean for a parallelogram to have opposite sides parallel?

Back

It means that the slopes of their sides are the same.

Front

What can be concluded if the diagonals of a quadrilateral have opposite reciprocal slopes?

Back

The diagonals are perpendicular.

Front

What is the definition of a quadrilateral?

Back

A polygon with four sides.

Front

What are the characteristics of a square?

Back

A square has four congruent sides and four right angles.

Front

What is the relationship between the slopes of parallel lines?

Back

The slopes of parallel lines are equal.

Front

What is the formula for finding the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Front

What is a parallelogram?

Back

A quadrilateral with opposite sides that are parallel and equal in length.