Their angles will be the same sizes.
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It is a line of symmetry.
A symmetrical shape has equally matching parts when divided into halves. The dotted lines that divide the shapes into equal halves is called a line symmetry.
It is a line of symmetry
Well, for it to be a polygon it has to have: 1. Have straight sides ( circle is not a polYgon) 2. Have connect lines to form a figure 3. Must at least have 3 lines( triangles a polygon)
Polygon comes from two parts: Poly -> Many Gon -> angle So literally: poly-gon = many-angles. A polygon is a plane with more than two corners