Posted by **Anonymous** on Saturday, March 17, 2012 at 9:44am.

a triangle have lengths that are consecutive whole numbers and its perimeter is greater than 2008 cm.If the least possible perimeter of the triangle is x cm, find the value of x.

- algebra -
**Reiny**, Saturday, March 17, 2012 at 1:22pm
let the sides be x-1, x, and x+1

x-1+x+x+1 > 2008

3x > 2008

x > 669.333

but x must be a whole number

if x = 669, the 3 sides would be 668 669 and 670 for a perimeter of 2007 , no good

if x = 670, the 3 sides would be 669 670 and 671 for a perimeter of 2010 , ok

so x = 670

## Answer This Question

## Related Questions

- college algebra - Perimeter of a triangle. The perimeter of a triangle is 195 mm...
- algebra - The base of an isosceles triangle and one of its legs have lengths ...
- Geometry - An equilateral triangle has side lengths of 10. If the consecutive ...
- Math - If all of the following triangles have the same perimeter, which has the ...
- Geometry - The lengths of the sides of a triangle are 6 cm, 7 cm and 9 cm. In a...
- geometry - The perimeter of right triangle RST is equal to the perimeter of ...
- Pre-algebra HELP ME PLEASE - A triangle has side lengths of (x+4), (4x-8), and (...
- Math (Geometry) - The perimeter of right triangle ABC is equal to the perimeter ...
- math - The perimeter of a right triangle is 24 inch. Find the dimensions of the ...
- Math - An equalateral triangle has the length of it's sides given as (y+3)cm, (...

More Related Questions