angle3 = 180 - ( angle1 + angle2 )
side3 is a bit trickier, must be a formula out there somewhere on the net
though.
Will have a think about that...

"Cathy" wrote:

I have a Spreadhset with the following representing two sides of a Triangle

Angle Length
Side1, 20 35
Side2, 45 30
Side3,


I need a formula to calculate the Angle (degrees) and Length for the third
Angle

TIA
C