A rhombus is a quadrilateral with four equal sides, a quadrilateral with two diagonals perpendicular to each other at the midpoint of each line is a rhombus, a parallelogram with two adjacent sides ...

A parallelogram is a quadrilateral with opposite sides parallel. The area of a parallelogram can be easily calculated using a simple formula based on its base and height. In this article, we will ...

The base and perpendicular height are at right angles. Showing that a parallelogram has the same area as a rectangle: Split the parallelogram into a right-angled triangle and a trapezium. Move the ...

When it comes to geometry, rectangles are among the most commonly known and understood shapes. One important aspect of a rectangle that is often overlooked is calculating its diagonal. A diagonal is a ...