American Football History
Football Equipment
Geometry

# What is the shape of a football?

555657

###### 2012-04-09 21:31:54

An American football, a rugby football and an Aussie rules ball are all prolate spheroids (pointed ovals). A soccer ball is a sphere.

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## Related Questions

The shape of the football was changed from the shape used in rugby to a prolate spheroid in 1897. Cllick on the 'History of the Football' link below to read about the evolution of the ball used in American football.

Explain why the shape of a football in not a polygon

The ball used in Gaelic Football is round.

because you have to be in good shape. Football includes strength, stamina, and much more

Haumea is ellipsoid in shape. In this way it is not unlike a rugby ball or an American football.

A rugby (league or union) ball is a prolate spheroid. The same shape is also used in Australian Rules Football, and in both American and Canadian football.

A football is circular, or rather spherical, because no other shape will roll in any direction.

A football field is rectangular, therefore there is no radius. If it were a circular shape then it would have a radius.

An old football has a different shape then a new one and it is often heavier and made of actual pigskin.

Being in shape, athletic, and having something to do.

Oval. A Gilbert football for Rugby Union, a Steeden Football for Rugby League and a Sherrin for Australian Rules Football (AFL).

The shape of the US football, Australian football, and Rugby football are oblong, with the US football tapered as well, being much longer in one dimension. The shape of a soccer football is not actually a ball (sphere), but an icosidodecahedron having 20 hexagonal panels and 12 pentagonal panels, which allows the ball to roll like a sphere but be more accurately controlled.

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