Activity
Draw three or four circles of different radii on a card board. Cut these circles. Take a thread
and measure the length of circumference and diameter of each of the circles. Note down the
readings in the given table.
No. radius diameter circumference
Ratio
From table the ratio
(r)
d
(c)
nearly 3.1 which is con-
1
stant. This ratio is denoted
2.
by it (pi).
3 5.5 cm
을
as
7 cm
8 cm
π(p.
Answers
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Answer:
I d k g g y g...............!
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