Homework Help: Geometry!

Posted by Joe on Sunday, April 15, 2012 at 6:47pm.

The distance around the equator of Saturn is about 378,675 km. What is the equatorial diameter of Saturn? Use pi = 3.14.
A) 241,209
B) 241,194
C) 120,584
D) 120,597
I think it is [D] but I'm not sure.

Geometry! - Courtney, Sunday, April 15, 2012 at 6:50pm
d is correct
Geometry! - Ms. Sue, Sunday, April 15, 2012 at 6:51pm
C = pi * d

378,675 = 3.14d

378,675/3.14 = d

120,597 = d

You're right.
Geometry! - Bosnian, Sunday, April 15, 2012 at 6:52pm
d pi = 378,675 Divide both sides by pi

d = 378,675 / pi

d = 378,675 / 3.14

d = 120.597,133 km

Answer D)

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