Question

the perimeter of a rectangle is 45 cm if its breath is 9 cm then find the area of the figure ​

Answer 1

Answer:

$131.5 {cm}^{2}$

Step-by-step explanation:

bradth= 9cm

then, length be x

2(x+9)=45

2× + 18 =45

2× = 45-18

2× = 27

× = 13.5

area of rectangle is l×b

13.5×9

$131.5 {cm}^{2}$

I hope it will be helpful for you

Answer 2

First u have to find length with the formula of perimeter that is 2(length+breadth)
And then
Find area with the length using length and breadth