Question

what is a convex heptagon?

Answer 1

It is a convex heptagon.

Answer 2

Hepta - 7

Seven sided figure whose sides "stick out"

See diagram, if the lines included the black instead, it would be concave.

Answer 3

a convex heptagon is a polygon with seven sides with no lines containing a side that divides the polygon into two parts lying in 2 halfplanes. Or to simplify, all of its diagonals are points inside the polygon.

Answer 4

It is a heptagon which interior angles are less than 180 degrees