10-5 Quadrilaterals pt.2

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides, four vertices, and four angles.

Front

What are the properties of a rectangle?

Back

A rectangle has opposite sides that are equal in length, all angles are right angles (90 degrees), and the diagonals are equal in length.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is a parallelogram?

Back

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

Front

What distinguishes a trapezoid from other quadrilaterals?

Back

A trapezoid has at least one pair of parallel sides.

Front

How do you find the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).

Front

What is the relationship between the diagonals of a rectangle?

Back

The diagonals of a rectangle are equal in length and bisect each other.

Front

If one angle of a quadrilateral is 90 degrees, what can be inferred about the shape?

Back

It could be a rectangle or a square, as both have right angles.

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

How can you determine if a quadrilateral is a square?

Back

A square is a quadrilateral with all sides equal in length and all angles equal to 90 degrees.