Physics - Error Question with Solution | TestHub

Given,
Area of square$=5.29\mathrm{c}{\mathrm{m}}^2$
Area of$7$square$=5.29+5.29+5.29+5.29+5.29+5.29+5.29=37.03\mathrm{c}{\mathrm{m}}^2$
{5.29 has 2 significant digits after decimal. Accordingly, the answer should also have two significant digits after decimal}.