They are both polygons whose exterior angles add up to 360 degrees.
Quadrilaterals, pentagons, triangles, octagons, hexagons, decagons.
A hexagon has six sides, and an octagon has eight. 3 hexagons and 3 octagons have 3*6 + 3*8 sides = 18 + 24 sides = 42 sides altogether.
Squares, circles, rectangles, trapeziums, hexagons, pentagons, octagons
Triangles or squares or hexagons. There are also mixtures, like octagons plus squares.
There are pentagons, hexagons, heptagons, octagons, et cetera.
Quadrilaterals, pentagons, triangles, octagons, hexagons, decagons.
Triangles, squares, hexagons, and octagons all tessellate
3
3
A hexagon has six sides, and an octagon has eight. 3 hexagons and 3 octagons have 3*6 + 3*8 sides = 18 + 24 sides = 42 sides altogether.
Squares, circles, rectangles, trapeziums, hexagons, pentagons, octagons
Triangles or squares or hexagons. There are also mixtures, like octagons plus squares.
any shape that is closed and has no round sides, triangles, squares, pentagons, hexagons, heptagons, octagons, nonagons...
hex = 6, hept = 7, oct = 8, non or enne = 9.
There are pentagons, hexagons, heptagons, octagons, et cetera.
Hexagons provide complete area coverage, octagons would leave uncovered gaps.
A heptagon has seven sides, a hexagon six, a nonagon nine, and an octagon eight. So in 5 heptagons, 2 hexagons, 4 nonagons, and 3 octagons there are (5*7)+(2*6)+(4*9)+(3*8) = 35 + 12 + 36 + 24 = 107 sides altogether.