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a Square.
A square
a isosceles triangle has at least 1 line of symmetry but only has 9 letters
Septahedron
There is no such shape.
Anonymous.? :O
Ss
a Square.
A square
a symmetrical shape
Square
a isosceles triangle has at least 1 line of symmetry but only has 9 letters
An isosceles triangle
The answer is a septahedron, 11 letter answer
septahedron
Septahedron
Possibly an equilateral triangle