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

Question

asked Sep 26, 2020 12.3k views

1 Answer

Henry Marshall · Answer 1 · 2020-10-01T11:14:53+0000

Answer:

44 cm

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 )