What is the circumference of circle with a diameter of 9 inches

Question

asked Oct 3, 2021 14.4k views

2 Answers

Spencer Cole · Answer 1 · 2021-10-08T01:45:15+0000

Answer:

c = 9π

Explanation:

The diameter is 2 radii

The radius in our case is 4.5 inches

The circumference formula is 2πr

2×π×4.5=9π

The circumference is 9π