What is the Diameter of Earth?

ca 48 700 km
ca 24 700 km
ca 12 700 km
ca 6 700 km
The latest measurements indicate that the Earth has an equatorial diameter of 12,756 km (7926 mi), and a polar diameter of 12713.6 km (7899.86 mi). In short, objects located along the equator are about 21 km further away from the center of the Earth (geocenter) than objects located at the poles.
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Answers by country

ca 48 700 km
ca 24 700 km
ca 12 700 km
ca 6 700 km
answers
flagLithuania
20%
0%
80%
0%
10
flagItaly
13%
5%
70%
9%
51
flagGhana
18%
9%
63%
9%
11
flagGermany
26%
18%
46%
7%
372
flagAustralia
18%
32%
46%
2%
49
flagPakistan
0%
23%
46%
30%
13
flagRepublic of Ireland
29%
17%
41%
5%
17
flagAustria
20%
31%
39%
7%
64
flagIndia
15%
24%
37%
21%
185
flagGreece
6%
46%
37%
9%
32
flagIsrael
18%
31%
37%
12%
16
flagPoland
28%
23%
36%
12%
4083
flagNigeria
25%
16%
33%
25%
12
flagCanada
23%
38%
26%
11%
26
flagthe Philippines
12%
43%
25%
18%
16
flagthe United States
23%
41%
24%
10%
229
flagSwitzerland
41%
17%
23%
17%
17
flagthe United Kingdom
31%
34%
21%
11%
137
flagThailand
10%
70%
20%
0%
10
flagthe Netherlands
25%
59%
14%
0%
27