Question

the perimeter of a rectangle of length 10.5m and width 3m​

Answer 1

perimeter of rectangle=2(l+b)

$2(10.5 + 3)$

$2 \times 13.5 \\ = 27$

hope this helps you xD

Answer 2

area of rectangle=2(length+breadth)

area of rectangle=2(10.5+3)

2(13.5)

$\implies \: 2 \times 13.5 = 27 \\ \therefore \: the \: area \: of \: rectangle = 27 {m}^{2}$

xGangsterGirlsx