9.5 - Copy - 9-5 Quadrilaterals in aPlane...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 9-5 Quadrilaterals in aPlane A)Quadrilaterala.Let A, B, C and D be four coplanar points. If no three of these points are collinear, and the segments and intersect only at their end points, then the union of the four segments is called a quadrilateralb.ExamplesAi.A B B C C D DAADBCB C DB CEA BC D A DB)Definitionsa.Sidesi.The four segmentsb.Verticesi.The points A, B, C and Dc.Anglesi.The angles and d.Convexi.If no two of its vertices lie on opposite sides of a line containing a side of the quadrilateral. 1.Which one above is not convex? e.Opposite i.Two sides of a quadrilateral are opposite if they do not intersectii.Two of its angles are opposite if they do not have a side of the quadrilateral in commonf.Consecutive i.Two sides are consecutiveif they have a common end pointii.Two angles are consecutive if they have a side of the quadrilateral in common1.Opposite sides2.Opposite angles3.Consecutive sides4.Consecutive anglesg.Diagonal i.Of a quadrilateral is a segment joining two nonconsecutive vertices...
View Full Document

Page1 / 5

9.5 - Copy - 9-5 Quadrilaterals in aPlane...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online