Question

If a circle has a circumference of 8.5 cm, what is the diameter of the circle to the nearest 0.1 cm?

Answer 1

Explanation:

2
`\pi`r = circumference

2
`\pi`r = 8.5 cm

`\pi`r = 4.25 cm

r = 1.352817 cm

d = 2r

d= 2.705

diameter = 2.7 cm