Question 49041
sir, find the length of a side of a square, given the following lengths of the diagonal: 
OK FORMULA FOR A SQUARE FROM PYTHOGARUS THEOREM IS.......DIAGONAL=SIDE*SQRT(2)
SO SIDE =DIAGONAL/SQRT(2)=DIAGONAL*SQRT(2)/2=0.717*DIAGONAL
1) 16..............SIDE =0.717*16=11.472...ETC..DO THE SAME WAY FOR OTHERS
2) 20
3) 4 square root of 2 
pls help me bec, i dont really understand...