In Geometry

A quadrilateral is a four-sided figure that has straight sides and no curves. It can be a square and any shape that has four sides that connect, hence four angles and four ver ( Full Answer )
In Geometry

To find the area of a quadrilateral, multiply the length and widthof the figure. The product will give you the area of the figure.
In Geometry

# Is a trapezoid a quadrilateral?

Yes . A trapezoid has four sides, and hence, is aquadrilateral. * The US definition of a trapezoid has one set of parallel sides.In the UK, this is called a trapezium.
In Math and Arithmetic

A quadrilateral is a closed plane (2-dimensional) shape bounded by four straight lines that meet at four vertices.
In Geometry

# Why is a trapezoid a quadrilateral but a quadrilateral is not a trapezoid?

For the same reason that a cat is an animal but an animal is not always a cat. Because a trapezoid is a special kind of quadrilateral. A quadrilateral is anything with fou ( Full Answer )
In Math and Arithmetic

they can be but dont have to be a square is a parallelogram but trapezoid is not
In Math and Arithmetic

# What quadrilateral not a parallelogram?

There is no one type. Examples of quadrilaterals that are not parallelograms are trapezoids and kites.
In School Subjects

# What is the quadrilateral equation?

A quadrilateral is the name for any polygon that has 4 sides. It is not an equation.
In Geometry