3 years ago

The radius of a circle is 7 cm what is the cirfufance

Mathematics

1 answer:

OlgaM077 [116]3 years ago

4 0

Answer:

44 cm

Step-by-step explanation:

The circumference (C) of a circle is calculated using the formula

C = 2πr ← where r is the radius

here r = 7, hence

C = 2 ×π × 7 = 14π ≈ 44 cm ( to nearest whole number )

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The radius of a circle is 7 cm what is the cirfufance​

The radius of a circle is 7 cm what is the cirfufance