Lets see
[tex]\\ \bull\longmapsto \pi ^2[/tex]
Calculating for these two most acceptable values.
[tex]\\ \bull\longmapsto \left(\dfrac{22}{7}\right)^2=\dfrac{484}{49}=9.87[/tex]
[tex]\\ \bull\longmapsto (3.14)^2=9.85[/tex]
Step-by-step explanation:
we know, π=3.14