Question

which of the following has larger area and by how much? 1)A rectangle of length 42 CM and breadth 28 CM. or. A square of side 39 cm

Answer 1

area of rectangle is 42×28=1176 CM ^2

and area of square is 6×39^2=3042 CM ^2
and by 1866

Answer 2

$for \: rectangle \\ l = 42cm \\ b = 28cm \\ area \: of \: rectangle = l \times b \\ 42 \times 28 = 1176 sq.cm$
$for \: square \\ side = 39 \\ area \: of \: square = {side}^{2} \\ {39}^{2} = 1521 {cm}^{2}$
Therefore,Square has larger area