Question

Picture attached below, and it's not a rectangle. It's a pentagonsolve a and b

Answer 1

a)

The perimeter is given by

`2x+3+4x+5+3x+15+40`

b)

Then we simplify by summing similar terms we obtain that the expression of the perimeter is

`(2x+4x+3x)+(3+5+15+40)`
`9x+63`