Square
Side
of a square: a
Diagonal:
d
Radius
of circumscribed circle: R
Radius
of inscribed circle: r
Perimeter:
L
Area:
S
Figure
Rectangle
Side
of a rectangle: a, b
Diagonal:
d
Radius
of circumscribed circle: R
Perimeter:
L
Area:
S
Figure
Parallelogram
Sides
of a parallelogram: a, b
Diagonals:
d1, d2
Consecutive
angles: α, β
Angle
between the diagonals: φ
Altitude:
h
Perimeter:
L
Area: S
Figure
Sumber
Labels:
Mathematician
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