Math, asked by anisha2788, 9 months ago

The semi -circumference of a circle is 15.4cm what is its diameter?

Answers

Answered by ranjithmalviya7

5

Step-by-step explanation:

Circumference is nothing but 2πr

semi means half. so πr

given πr= 15.4

r= 15.4/3.14= 4.9cm

diameter Asked so d= 2×4.9=9.8cm

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