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H
heptagon
heptagon
pl:
heptagons
Related Words
polygon
geometry
angle
vertex
side
perimeter
area
triangle
quadrilateral
pentagon
hexagon
octagon
nonagon
decagon
regular
irregular
convex
concave
interior angle
exterior angle
sum
degree
radian
symmetry
plane
shape
figure
apothem
diagonal
Last Updated: July 2, 2026
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