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Sagot :

Formula : C=2πr

43.98

Answer:

given ,

radius of circle = 7 inches.

( value of pi = 22/7 )

  • to calculate - circumference of the circle.

[tex]circumference = 2\pi \: r \\ \\ \dashrightarrow 2 \times \frac{22}{\cancel7} \times \cancel7 \\ \\ \dashrightarrow \: 2 \times 22 \\ \\ \dashrightarrow44 \: inches {}^{2}[/tex]

hope helpful :D