Question

pls give me the solution of Q. 5,6,7,8 then hots question then enrichment questions

Answer 1

$area \: ofsquare \: {(side)}^{2}$
let side is x then,
area of square = (side)^2
x^2 = 101/400
x =
$\sqrt{ \frac{101}{400} } = \frac{ \sqrt{101} }{20} cm$