Posted by **b** on Saturday, March 27, 2010 at 5:15pm.

The great galaxy in Andromeda has an angular diameter along its long axis of about 5 degree. Its distance is about 2.2 millons light years. What is its linear diameter.

- astronomy -
**drwls**, Saturday, March 27, 2010 at 5:33pm
Convert 5 degrees to radians (about 0.09) and multiply that by the distance from Earth. That will give you the diameter.

It's a big one, like our Milky Way.

- astronomy -
**Anonymous**, Monday, March 29, 2010 at 5:46pm
Is this answer correct

.09 * 2.2 = .198

## Answer this Question

## Related Questions

- Astronomy - The great galaxy in Andromeda has an angular diameter along its long...
- Earth - 1. The great galaxy in Andromeda has an angular diameter along its long ...
- Algebra-Check my answer please! - The Great Galaxy in Andromeda is about 2200000...
- Physics - Our Milky Way galaxy is very similar to our neighboring galaxy ...
- Physics - mass of a galaxy - A star at the edge of the Andromeda galaxy appears ...
- physics - The sun rotates around the center of the milky way galaxy at a ...
- math - One estimate for the distance from earth to the andromeda galaxy is 2,400...
- MATH - A light year is the distance that a light travels through a vacuum (space...
- maths - the galaxy we live in is roughly lens shaped,and pins.its diameter is ...
- Calculus - Astronomers have a mathematical model for the orbital speed of the ...