a polygon is convex
A non convex is a concave and a convex is differently shaped
projector have concave or convex
the union of two convex sets need not be a convex set.
convex
A convex polygon.I suspect that what you mean is a convex polygon.
yes a triangle is a convex
A trapezoid is convex.
convex
"Convex" is an adjective.
convex
Contour lines that are close together indicate steep terrain, such as hills or mountains. When contour lines form closed loops with smaller lines inside, this indicates a depression or valley. The direction the contour lines bend can also show the shape of the land, with convex lines indicating hills and concave lines indicating valleys.