The length of a diagonal of a square is 10sqrt{2} inches. Find the length of one side of the square.

Ineed with number 17 i don’t get it at alll

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Equation for the calculation double 2 and then add 5