Question

please solve my questions

Answer 1

1 7 sp.m
2 12.25 sq.ft

Answer 2

1 )$area = {side}^{2} \\ so \: \: 49 = side \: square \\ \sqrt{49} = side \\ then \: 7 = side$
2)square have all sides same
therefore area=3.5×3.5
=>
${12.25ft}^{2}$