80 Squared Plus 60 Squared / Sin^2 60° +cos ^2 60° hence prove. - Mike80 Squared Plus 60 Squared - Gwerhsquare of number up TO 60 | Mentally remember | AMAZING trickT-Square and Set Square Exercise80 Squared + 60 Squared - Square foot (sq ft) is an area of one foot by80 Squared + 60 Squared - Square foot (sq ft) is an area of one foot by80 Squared + 60 Squared - Square foot (sq ft) is an area of one foot byWhat is 80 squared?80 Squared + 60 Squared - Square foot (sq ft) is an area of one foot byThe Set SquareSquare 80 by Evoline | STYLEPARK