The side of an heptagon = 6
Calculate perimeter, area
P = 7 x side
P = 7 x 6
P = 42
A = 7/4s2cot(180°/7)
A = 7/4(6)2cot(25.714285714286)
A = 7/4(36)cot(25.714285714286)
A = 63 x 2.0765213992964
A = 130.82084815568
Interior Angle Sum = (sides - 2) x 180°
Interior Angle Sum = (7 - 2) x 180°
Interior Angle Sum = 5 x 180°
Interior Angle sum = 900°
Diagonals = | n(n - 3) |
2 |
Diagonals = | 7(7 - 3) |
2 |
Diagonals = | 7(4) |
2 |
Diagonals = | 28 |
2 |
Diagonals = 14
1 vertex Diagonals = n - 3
1 vertex Diagonals = 7 - 3
1 vertex Diagonals = 4
Triangles = N - 2
Triangles = 7 - 2
Triangles = 5
Sides (Edges) = 7
Faces = 1
Vertices = 7
s = 6
P = 42
A = 130.82084815568
Interior Angle sum = 900°
Diagonals = 14
1 vertex Diagonals = 4
Triangles = 5
Sides (Edges) = 7
Faces = 1
Vertices = 7
s = 6
P = 42
A = 130.82084815568
Interior Angle sum = 900°
Diagonals = 14
1 vertex Diagonals = 4
Triangles = 5
Sides (Edges) = 7
Faces = 1
Vertices = 7
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