How do you say this word quadrilateral?
What is the meaning of quadrilateral?
A quadrilateral is a polygon that has exactly four sides. (This also means that a quadrilateral has exactly four vertices, and exactly four angles.)
Is the D silent in width?
The ‘th’ in the preposition ‘with’ is voiced; the ‘th’ in width (forget the ‘d‘) is voiceless. Just pronounce ‘width‘ with a voiceless ‘th’ (forget the ‘d‘).