Question

Hello people ~

what is the perimeter of a rectangle whose length and breadth are 20cm and 18cm?​

Answer 1

• Length=L=20cm
• Breadth=B=18cm

Perimeter:-

`\\ \rm\rightarrowtail 2(L+B)`

`\\ \rm\rightarrowtail 2(20+18)`

`\\ \rm\rightarrowtail 2(38)`

`\\ \rm\rightarrowtail 76cm`

Answer 2

`\displaystyle 76\:cm.`

Step-by-step Step-by-step explanation:

`\displaystyle 2l + 2w = P \\ \\ \boxed{76} = 36 + 40 \Rightarrow 76 = 2[18] + 2[20] \\ \\ \boxed{76 = P}`

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