No.
No.
No because its angles are not factors of 360 degrees
An heptagon is a 7 sided pentagon. It can be irregular or regular.
square, regular pentagon, regular hexagon, etc.. anything with regular before except polygons like heptagon and nonagon
A regular triangle, pentagon, heptagon, nonagon, etc ie Any regular polygon with an odd number of sides.
Any odd sided regular polygon, ie an equilateral triangle, a regular pentagon, a regular heptagon, ...
no it can not i have research it thoroughly i could not find any pictures of a regular decagon tessellated. i did but they all had different shapes so the answer is no it is not logically possible
a polygon can be many shapes because a polygon is A PENTAGON HEPTAGON HEXAGON NONAGON DECOGAN AND THE RDST
any regular * square * rhombus * pentagon * hexagon * heptagon * octagon * nonagon * decagon * so on so on
An equilateral triangle, rhombus, or any regular polygon - pentagon, hexagon, heptagon, ...
A regular heptagon has seven sides.
A regular octagon will not tessellate but an irregular one can.