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Mathematics in our World
14
Patterns and Regularities
in the World
Mathematics is all around us. As
we discover more about our
environment, we can mathematically
Tiger Plant leaves
describe the nature. There are different
types of pattern such as symmetry,
fractals and spirals that can be found in
nature.
A. Symmetry Butterfly Dragonfly
Symmetry is a sense of
Radial Symmetry
harmonious and beautiful proportion of
balance or an object is invariant to any
of various transformations (reflection, Radial symmetry (or rotational
rotation or scaling). symmetry) is a type of symmetry around a
fixed point known as the center and it can be
There are two main types of
symmetry, bilateral and radial. classified as either cyclic or dihedral.
Plants often have radial or rotational
symmetry, as to flowers and some groups of
Bilateral Symmetry
animals.
Bilateral symmetry is a symmetry
in which the left and right sides of the
organism can be divided into
approximately mirror image of each
other along the midline.
Symmetry exists in living things
such as in insects, animals, plants,
flowers, and others. Animals mainly
have bilateral or vertical symmetry,
Symmetries in flowers
even leaves of plants and some flowers
such as orchids.
ZANNIE I. GAMUYAO, MSM UNIT 1.3 Patterns and Regularities
Assistant Professor 1 in the World
Department of Arts and Sciences
