I don't think Excel is too much use here.

It's a 90* X square and 2 traiangles of 30 * 66 * X

To calculate X is

SqrRt of (66*66)-(30*30)


Mike

"Mr. Rai" wrote:

How do I find area of a rectangle having two sides equal and two sides
different; for example a rectangle having sides as
1.) 90 ft. 2.) 150 ft. 3.) 66 ft. 4.) 66 ft.