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Pls help me I really need to pass

Pls Help Me I Really Need To Pass class=

Sagot :

Should be D. Please tell me if I’m wrong

Answer:

A. 31 Km

Step-by-step explanation:

[tex]circumference = 2\pi \:r[/tex]

radius equals the diameter divided by 2

[tex]r = \frac{d}{2} [/tex]

In this case the diameter is 10, so the radius is 5.

finally,

[tex]2\pi(5) = 31.415[/tex]

rounded to the nearest whole number gives us

31 Km.