Posted by **Kylie** on Thursday, March 31, 2011 at 9:41am.

Write a radical for exact length of the diagonal of the 30 by 30 dance floor. simplify the radical.

Im not sure how to do this.

- Algebra -
**bobpursley**, Thursday, March 31, 2011 at 10:19am
What is Pythagorean theorem?

- Algebra -
**Jai**, Thursday, March 31, 2011 at 10:21am
since it's 30 by 30, the shape is a square.

recall that the diagonal of a square is given by:

diagonal = sqrt(s)

where s = length of a side

thus, the diagonal is

sqrt(30)

hope this helps~ :)

## Answer this Question

## Related Questions

- math,correction - Simplify by combining like terms. Problem #32 radical (63) - 2...
- math , help,algebra - i am up to this point in my problem but i don't know what ...
- trigonometry - Simplify and write in standard form. 1.) (radical 3 + i radical ...
- maht,correction - Find the area of the rectangle shown in the figure. length = ...
- math,correction - Can somoene helpme plz... Simplify radical 7 * radical 14 ...
- math,correction,plz - Perform the indicated division. Rationalize the ...
- Math - 1) Solve for x and check Radical (x^2-10x)=3i 2) Simplify (5+ Radical 2...
- math, algebra,correction - I don't know if this is right. directions: Simplify ...
- Algebra - I'm adding 2(radical 50) + 12 (radical 8). I began by breaking the ...
- math, correction,plz - can someone correct these for me plz.... Problem#36 Use ...