What is the circumference of the circle? Use 3.14 for pi r=6.4 cm circle

Mathematics · High School · Thu Feb 04 2021

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Given:

r = 6.4 cm

Determine the circumference of the circle.

Formula for the circumference of the circle.

C = 2(pi)( r )

Solution:

Substitute the given value of  r to the formula for the circumference of the circle.

C = 2 (pi)( r )

C = 2 (3.14)(6.4 cm)

C= 40.192 cm

Final answer:

C= 40.192 cm