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It is also called an arrowhead. It is a kite with one of the vertices between equal sides "pushed in" so that it becomes a reflex angle.
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Can a concave quadrilateral tessellate?
yes it will...
Is a trapezoid concave?
No. A trapezoid has two parallel sides. This is not possible in a concave quadrilateral.
What is a non-convex quadrilateral?
It would be a concave quadrilateral The link below has some pics.
Can a polygon be concave?
Yes. All polygons with 4 or more sides can be concave. An arrowhead is an example of a concave quadrilateral. The back of an envelop (where the sides are folded and glued together) is a concave pentagon.
Which type of quadrilateral is not considered a parallelogram?
A trapezoid (UK trapezium) is a quadrilateral has only one pair of parallel sides. Otherwise, there are many irregular quadrilaterals that have no parallel sides, such as a kite or dart shape, and these include both concave and convex quadrilaterals.
A quadrilateral that is a concave?
A chevron or arrowhead.
What is a reenterant quadrilateral?
A concave quadrilateral - like an arrowhead or chevron.
What is a concave quadrilateral?
A concave quadrilateral would be a non-convex quadrilateral. * * * * * Also known as delta or arrowhead or chevron.
What is a delta concave quadrilateral?
It is also called an arrowhead or chevron. It is the shape that you will get if you take a kite and push its apex down until it becomes concave.
If a quadrilateral has an angle of more than 180 what type of quadrilateral could it be?
A chevron (arrowhead) is a quadrilateral with one angle of more than 1800.
Does a quadrilateral have a convex or a concave angle?
concave
Can a concave quadrilateral be regular?
No.
What type of polygon must have a diagonal such that part of the diagonal falls outside of the polygon?
Concave quadrilateral.
Can a concave quadrilateral be a regular polygon?
No.
Can a concave quadrilateral tessellate?
yes it will...
What is non convex quadrilateral?
A concave quadrilateral. An arrowhead or a delta, for example.
Is a trapezoid concave?
No. A trapezoid has two parallel sides. This is not possible in a concave quadrilateral.
