The perimeter of a regular pentagon is represented by the expression 25c+15. What is the length of one side of the pentagon?

Drag each expression into the table to show whether it is equivalent or not equivalent to the side length of the regular pentagon.

Equivalent Not Equivalent

25c+15/5
5c+15
3+5c
15(25c+15)
5(25c+15)

Question

The perimeter of a regular pentagon is represented by the expression 25c+15. What is the length of one side of the pentagon?

Drag each expression into the table to show whether it is equivalent or not equivalent to the side length of the regular pentagon.


Equivalent	                 Not Equivalent

25c+15/5
5c+15
3+5c
15(25c+15)
5(25c+15)

purple_pink · Answer

@RhondaSommer

aravindg · Answer

We can take length of side as x. Then perimeter =5x.
Now 5x=25c+15. Solve for x

mathmale · Answer

If the perimeter of a regular pentagon is 25c+15, and we want to know the length of one of the five (equal) sides, then divide 25c+15 by 5:

25c+15
------- = ?
      5