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Introduction
Introduction A quadrilateral is a polygon with four sides and four angles. It is a closed curve that can be formed by connecting the points of four diffe...
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Introduction A quadrilateral is a polygon with four sides and four angles. It is a closed curve that can be formed by connecting the points of four diffe...
A quadrilateral is a polygon with four sides and four angles. It is a closed curve that can be formed by connecting the points of four different animals, which have four limbs.
Examples:
A rectangle is a quadrilateral with four equal sides and four right angles.
A parallelogram is a quadrilateral with two pairs of parallel sides and four equal angles.
A square is a quadrilateral with four equal sides and four right angles, but it is not a parallelogram.
Key properties of quadrilaterals:
The opposite angles of a quadrilateral are equal.
The adjacent angles of a quadrilateral are also equal.
The opposite sides of a quadrilateral are equal.
The area of a quadrilateral is equal to the product of its base and height.
The perimeter of a quadrilateral is equal to the sum of the lengths of its four sides.
Applications of quadrilaterals:
Quadrilaterals are used in many real-world applications, such as architecture, construction, and engineering.
They are used to design shapes, calculate areas, and solve geometric problems.
Understanding quadrilaterals helps us to understand other shapes and geometric concepts