Quadrilaterals

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 and parallel, and all angles are right angles (90 degrees).

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 a parallelogram.

Back

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

Front

What is a rhombus?

Back

A rhombus is a type of parallelogram where all four sides are of equal length.

Front

What is the difference between a rectangle and a rhombus?

Back

A rectangle has right angles, while a rhombus does not necessarily have right angles but has all sides equal.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.

Front

How do you find the missing angle in a trapezoid?

Back

To find the missing angle in a trapezoid, use the property that the sum of the interior angles is 360 degrees.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated as Area = length × width.

Front

What is the formula for the area of a rhombus?

Back

The area of a rhombus can be calculated using the formula Area = (d1 × d2) / 2, where d1 and d2 are the lengths of the diagonals.