Question

A piece of thread was used to measure length of a curved line. Since the thread was longer, it was folded three times and placed along a measuring scale. the initial and final readings were noted as 2 cm and 12 cm. What was the length of curved line?​

Answer 1

Answer:

Step-by-step explanation:

the length of the three folded piece of thread=final reading-initial reading

=12-2=10cm

so,as it was folded 3 times,the actual length=10×3=30cm

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