- The types of shapes for which the area is calculated include triangles, rectangles, circles, trapeziums.
- He arranges thin rectangles, squares, triangles and trapezoids in complex patterns on the wall.
- In particular books one and two set out basic properties of triangles, parallels, parallelograms, rectangles and squares.
A rectangle is a shape made up of four right angles, and both English and the Latin source of the word use the same image, for rectangle comes from rectus ‘right, straight’ combined with angulus ‘angle’, also found in angle itself. Rectus is the source of a number of words in English including direct (Late Middle English) ‘in a straight line’, rectify (Late Middle English) ‘put right’, rectitude (Late Middle English) ‘straightness’, and rectum (mid 16th century) from the Latin rectum intestinum ‘straight intestine’
For editors and proofreaders
Definition of rectangle in:
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.