Louder sound will be produced
a) by blowing air very forcibly onto the vocal card
b) voice box gets tensed very much
c)both a & b
d)by blowing air normally onto the vocal card
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Answer:
In geometry, a hexagon can be defined as a polygon with six sides. The two-dimensional shape has 6 sides, 6 vertices and 6 angles.
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why because it helps us and also used
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