# astronomy

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the radius of earth is 4000 miles, how far would you travel in going around the equator?

• astronomy -

You're looking for the circumference of the earth.

C = pi * d
C = 3.14 * 8,000
C = ?

• astronomy -

i don't understand. That my homework question

• astronomy -

Katy: what is PI*8000?

• astronomy -

The radius of earth is 4000 miles, how far would you travel in going around the equator? I need the answer to this.

• astronomy -

The radius is 4,000 miles, so the diameter is 8,000 miles.

• astronomy -

thanks

• astronomy -

You're welcome.

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