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A geometric star shape is concave. A star that is in the sky is convex.
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Is a star concave polygon?
Yes it is.
What is a concave polygon with at least 3 lines of symmetry?
A regular six pointed star.
Why is a star polygon concave?
because the point of origin would be on an outer point and around it the walls seem to cave in making it seem concave, in comparison to a regular polygon. When checking for concave polygons always compare what you are looking at to a regular polygon
What shape is a four pointed star where the four outside angles are the points and it has eight sides?
It is a concave octagon.
What polygon is a regular star?
A 'concave decagon' is a ten-sided shape with every other corner pushed in towards the centre. It forms a regular five-pointed star.
Is a star concave polygon?
Yes it is.
What is a concave polygon with at least 3 lines of symmetry?
A regular six pointed star.
Why is a star polygon concave?
because the point of origin would be on an outer point and around it the walls seem to cave in making it seem concave, in comparison to a regular polygon. When checking for concave polygons always compare what you are looking at to a regular polygon
What shape is a four pointed star where the four outside angles are the points and it has eight sides?
It is a concave octagon.
What does a concave polygon look like?
Easy answer: a star icon or the apple logo are examples of what a concave polygon looks like.A concave polygon has 1 interior angle greater than 180 degrees.you can see an example on:http://en.wikipedia.org/wiki/Convex_and_concave_polygonshttp://www.mathopenref.com/polygonconcave.html
Is a jeweller's mirror concave or convex?
concave
What is the mathematical name given to the plain shape traced by the boundary of a regular 5 pointed star?
concave decagon
What is the opposite of Convex?
concave concave
What polygon is a regular star?
A 'concave decagon' is a ten-sided shape with every other corner pushed in towards the centre. It forms a regular five-pointed star.
What is a quadrilateral that is not a convex?
The Star Trek logo, if made into straight lines, would be a concave quadrilateral. Simply draw a triangle. Now, at any point along the sides, make a new point and move it inward and it will be a concave quadrilateral.
Is concave a parallelogram?
Concave is a property of [irregular] polygons. A parallelogram cannot be concave.
What type of mirror is used by dentist- plano concave or concave?
plano concave
