Question

a picture is rectangular in shape its length and breadth are 14 cm and 7cm respectively find its perimeter​

Answer 1

Answer:

42cm

Step-by-step explanation:

perimeter =2(l+b)

=2(14+7)cm

=2(21)cm

=42cm

Answer 2

$l = 14cm \\ b = 7cm \\ \\ p = 2(l + b) \\ \\ p = 2(14 + 7) \\ \\ p = 2 \times 21 \\ \\ p = 42 \: cm$